You Are Told That a New Student, Derek, Is Hard

You are told that a new student, Derek, is hard to get along with because he is self-centered and disrespectful of others. When a friend introduces you to him, Derek says hello and then turns to talk to your friend. You now think Derek is really insensitive. Why do you interpret the situation in this way?

A) The circumstances match what you already know about Derek.
B) The new evidence about Derek overrides your lack of prejudice.
C) The circumstances are inconsistent with prior information about Derek.
D) The prior information about Derek always carries more weight in impression formation.