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?

Question

Examsnet · Accepted Answer

Correct Answer is :  The average number of television commercials in a cluster of consecutive commercials is increasing.

GMAT Verbal Reasoning Practice Test 4