In Research Examining Persuasion (Petty, Et Al

In research examining persuasion (Petty, et al., 1981) , participants were asked to listen to a talk promoting the benefits of mandatory exams for all students before college graduation. The researchers were interested in the personal involvement of the participants and the influence of the expertise of the speaker and the strength of the article. The researchers found all of the following, except

A) those with low involvement were more influenced by the expertise of the speaker.
B) those with low involvement demonstrated peripheral processing of the talk.
C) those with high involvement were more influenced by the strength of the argument.
D) the strength of the argument represented the peripheral route of processing.