The Yale Attitude Change Approach to Persuasion Yielded a Great

The Yale Attitude Change approach to persuasion yielded a great deal of information about the attitude change process, but there was one major problem with the approach: it __________.

A) was not clear when one factor should be emphasized over others
B) only accounted for implicit attitudes
C) only applied to women between the ages of eighteen and twenty-five
D) is unclear as to who exactly is a source and who is an audience member