When Nikolaos Arrives a Few Minutes Late to His Psychology

Multiple Choice

When Nikolaos arrives a few minutes late to his psychology class, he finds that everyone has turned their desks to face the back of the room. Though the teacher is not in the room, he assumes that they know something he doesn't and turns his desk to face the back of the room too. Nikolaos is conforming, due to

A) groupthink.
B) deindividuation.
C) informational social influence.
D) social facilitation.
E) the bystander effect.