Victor Goes to a Fancy French Restaurant

Victor goes to a fancy French restaurant.There are utensils on the table that he's never even seen before,and more spoons and forks than he's ever seen on one table.Eager to dine in an appropriate and sophisticated way,Victor secretly watches other diners to see what they do.This is an example of

A) informational social influence.
B) normative social influence.
C) unintentional social influence.
D) situational interdependence.
E) normative conformity.