Amy Believes That She Is Outgoing and Fun to Be

Amy believes that she is outgoing and fun to be around.  This belief is most likely to change under which of the following conditions?

A) She takes a class in psychology.
B) She leaves college to take a job in another state.
C) Her parents tell her that she is actually quite shy.
D) She reads a book that explains outgoing people are not as likely to have friends as more reserved people.