Which of the Following Is True in William McGuire's Analysis

Which of the following is true in William McGuire's analysis of the phenomenon of persuasion?

A) People who are less smart or low in self-esteem are less willing to accept the message as they may have trouble learning its contents.
B) People who are more smart or high in self-esteem are more willing to accept the message, but they may have trouble learning its contents.
C) People who are smart or high in self-esteem are better able to learn a message but are less likely to accept its call for a change in attitude.
D) People who are smart or high in self-esteem are better able to learn a message and are more likely to accept its call for a change in attitude.