Fact 1: Television advertising is becoming less effective: the proportion of brand names promoted ontelevision that viewers of the advertising can recall is slowly decreasing.Fact 2: Television viewers recall commercials aired first or last in a cluster of consecutive commercials far betterthan they recall commercials aired somewhere in the middle.
Fact 2 would be most likely to contribute to an explanation of fact 1 if which of the following were also true?
28. Fact 1: Television advertising is becoming less effective: the proportion of brand names promoted on television that viewers of the advertising can recall is slowly decreasing. Fact 2: Television viewers recall commercials aired first or last in a cluster of consecutive commercials far better than they recall commercials aired somewhere in the middle. Fact 2 would be most likely to contribute to an explanation of fact 1 if which of the following were also true? A. The average television viewer currently recalls fewer than half the brand names promoted in commercials he or she saw. B. The total time allotted to the average cluster of consecutive television commercials is decreasing. C. The average number of hours per day that people spend watching television is decreasing. D. The average number of clusters of consecutive commercials per hour of television is increasing. E. The average number of television commercials in a cluster of consecutive commercials is increasing.
题目Fact 2 would be most likely to contribute to an explanation of fact 1 if which of the following were also true? 的意思是说:以下如果哪个准确,再加fact 2中的条件(一串广告中只有头尾两个广告能记住),那么能够得到fact 1中的结论(广告效果越来越差即能被人们记住的广告比例越来越低),只要E所示条件满足,那么就可以啦。