When Describing Her Friend's Personality, Janelle Was Able to Do

When describing her friend's personality, Janelle was able to do it quickly and accurately.When describing her own personality, Janelle had more difficulty and was less accurate.According to the textbook, this difference is most likely due to which of the following?

A) People tend to lie about their character to fit others' preconceptions.
B) People have less knowledge of their own behavior because they usually focus on others' behaviors.
C) People like to appear thoughtful when asked direct questions about themselves.
D) People try to mask narcissism by appearing disinterested in their own behaviors.