Doc17 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025339.pdf · AKER'S CUES INVITING BAC CHANNEL communication, but the specific BC behavior is It appears that BC

Page 1 <img data-url='document/doc17-ferdowsi-university-of-akers-cues-inviting-bac-channel-communication-but.html?page=1' data-page='1' class='cut-thumb lazyload' alt='Page 1: Doc17 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025339.pdf · AKER'S CUES INVITING BAC CHANNEL communication, but the specific BC behavior is It appears that BC' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader034.cupdf.com/reader034/viewer/2022050218/5f640f5139861441fd3ce922/html5/thumbnails/1.jpg' width='140' height='200' /> Page 2 <img data-url='document/doc17-ferdowsi-university-of-akers-cues-inviting-bac-channel-communication-but.html?page=2' data-page='2' class='cut-thumb lazyload' alt='Page 2: Doc17 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025339.pdf · AKER'S CUES INVITING BAC CHANNEL communication, but the specific BC behavior is It appears that BC' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader034.cupdf.com/reader034/viewer/2022050218/5f640f5139861441fd3ce922/html5/thumbnails/2.jpg' width='140' height='200' /> Page 3 <img data-url='document/doc17-ferdowsi-university-of-akers-cues-inviting-bac-channel-communication-but.html?page=3' data-page='3' class='cut-thumb lazyload' alt='Page 3: Doc17 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025339.pdf · AKER'S CUES INVITING BAC CHANNEL communication, but the specific BC behavior is It appears that BC' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader034.cupdf.com/reader034/viewer/2022050218/5f640f5139861441fd3ce922/html5/thumbnails/3.jpg' width='140' height='200' /> Page 4 <img data-url='document/doc17-ferdowsi-university-of-akers-cues-inviting-bac-channel-communication-but.html?page=4' data-page='4' class='cut-thumb lazyload' alt='Page 4: Doc17 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025339.pdf · AKER'S CUES INVITING BAC CHANNEL communication, but the specific BC behavior is It appears that BC' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader034.cupdf.com/reader034/viewer/2022050218/5f640f5139861441fd3ce922/html5/thumbnails/4.jpg' width='140' height='200' /> Page 5 <img data-url='document/doc17-ferdowsi-university-of-akers-cues-inviting-bac-channel-communication-but.html?page=5' data-page='5' class='cut-thumb lazyload' alt='Page 5: Doc17 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025339.pdf · AKER'S CUES INVITING BAC CHANNEL communication, but the specific BC behavior is It appears that BC' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader034.cupdf.com/reader034/viewer/2022050218/5f640f5139861441fd3ce922/html5/thumbnails/5.jpg' width='140' height='200' /> Page 6 <img data-url='document/doc17-ferdowsi-university-of-akers-cues-inviting-bac-channel-communication-but.html?page=6' data-page='6' class='cut-thumb lazyload' alt='Page 6: Doc17 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025339.pdf · AKER'S CUES INVITING BAC CHANNEL communication, but the specific BC behavior is It appears that BC' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader034.cupdf.com/reader034/viewer/2022050218/5f640f5139861441fd3ce922/html5/thumbnails/6.jpg' width='140' height='200' /> Page 7 <img data-url='document/doc17-ferdowsi-university-of-akers-cues-inviting-bac-channel-communication-but.html?page=7' data-page='7' class='cut-thumb lazyload' alt='Page 7: Doc17 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025339.pdf · AKER'S CUES INVITING BAC CHANNEL communication, but the specific BC behavior is It appears that BC' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader034.cupdf.com/reader034/viewer/2022050218/5f640f5139861441fd3ce922/html5/thumbnails/7.jpg' width='140' height='200' /> Page 8 <img data-url='document/doc17-ferdowsi-university-of-akers-cues-inviting-bac-channel-communication-but.html?page=8' data-page='8' class='cut-thumb lazyload' alt='Page 8: Doc17 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025339.pdf · AKER'S CUES INVITING BAC CHANNEL communication, but the specific BC behavior is It appears that BC' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader034.cupdf.com/reader034/viewer/2022050218/5f640f5139861441fd3ce922/html5/thumbnails/8.jpg' width='140' height='200' /> Page 9 <img data-url='document/doc17-ferdowsi-university-of-akers-cues-inviting-bac-channel-communication-but.html?page=9' data-page='9' class='cut-thumb lazyload' alt='Page 9: Doc17 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025339.pdf · AKER'S CUES INVITING BAC CHANNEL communication, but the specific BC behavior is It appears that BC' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader034.cupdf.com/reader034/viewer/2022050218/5f640f5139861441fd3ce922/html5/thumbnails/9.jpg' width='140' height='200' /> Page 10 <img data-url='document/doc17-ferdowsi-university-of-akers-cues-inviting-bac-channel-communication-but.html?page=10' data-page='10' class='cut-thumb lazyload' alt='Page 10: Doc17 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025339.pdf · AKER'S CUES INVITING BAC CHANNEL communication, but the specific BC behavior is It appears that BC' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader034.cupdf.com/reader034/viewer/2022050218/5f640f5139861441fd3ce922/html5/thumbnails/10.jpg' width='140' height='200' /> Page 11 <img data-url='document/doc17-ferdowsi-university-of-akers-cues-inviting-bac-channel-communication-but.html?page=11' data-page='11' class='cut-thumb lazyload' alt='Page 11: Doc17 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025339.pdf · AKER'S CUES INVITING BAC CHANNEL communication, but the specific BC behavior is It appears that BC' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader034.cupdf.com/reader034/viewer/2022050218/5f640f5139861441fd3ce922/html5/thumbnails/11.jpg' width='140' height='200' /> Page 12 <img data-url='document/doc17-ferdowsi-university-of-akers-cues-inviting-bac-channel-communication-but.html?page=12' data-page='12' class='cut-thumb lazyload' alt='Page 12: Doc17 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025339.pdf · AKER'S CUES INVITING BAC CHANNEL communication, but the specific BC behavior is It appears that BC' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader034.cupdf.com/reader034/viewer/2022050218/5f640f5139861441fd3ce922/html5/thumbnails/12.jpg' width='140' height='200' /> Page 13 <img data-url='document/doc17-ferdowsi-university-of-akers-cues-inviting-bac-channel-communication-but.html?page=13' data-page='13' class='cut-thumb lazyload' alt='Page 13: Doc17 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025339.pdf · AKER'S CUES INVITING BAC CHANNEL communication, but the specific BC behavior is It appears that BC' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader034.cupdf.com/reader034/viewer/2022050218/5f640f5139861441fd3ce922/html5/thumbnails/13.jpg' width='140' height='200' /> Page 14 <img data-url='document/doc17-ferdowsi-university-of-akers-cues-inviting-bac-channel-communication-but.html?page=14' data-page='14' class='cut-thumb lazyload' alt='Page 14: Doc17 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025339.pdf · AKER'S CUES INVITING BAC CHANNEL communication, but the specific BC behavior is It appears that BC' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader034.cupdf.com/reader034/viewer/2022050218/5f640f5139861441fd3ce922/html5/thumbnails/14.jpg' width='140' height='200' /> Page 15 <img data-url='document/doc17-ferdowsi-university-of-akers-cues-inviting-bac-channel-communication-but.html?page=15' data-page='15' class='cut-thumb lazyload' alt='Page 15: Doc17 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025339.pdf · AKER'S CUES INVITING BAC CHANNEL communication, but the specific BC behavior is It appears that BC' loading='lazy' src='data:image/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+P+/HgAFhAJ/wlseKgAAAABJRU5ErkJggg==' data-src='https://reader034.cupdf.com/reader034/viewer/2022050218/5f640f5139861441fd3ce922/html5/thumbnails/15.jpg' width='140' height='200' />

Doc17 - Ferdowsi University of Mashhadprofdoc.um.ac.ir/articles/a/1025339.pdf · AKER'S CUES INVITING BAC CHANNEL communication, but the specific BC behavior is It appears that BC

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