Phaedra's Friend Has Asked Her to Join Him for a Fundraiser

Multiple Choice

Phaedra's friend has asked her to join him for a fundraiser dinner.When they reach their table,Phaedra notices more forks and spoons than she has ever seen at a single place setting.Rather than admit that she has no idea when to move from one piece of silverware to the next,she surreptitiously watches the other diners and sets aside each utensil when they do.Phaedra is relying on

A) groupthink.
B) deindividuation.
C) informational social influence.
D) social facilitation.