For Tasks That Are Relatively Simple or Well-Learned,social Facilitation Means

For tasks that are relatively simple or well-learned,social facilitation means that

A) people tend to expend less effort on collective tasks than when performing the same task alone.
B) individuals work harder when they are in groups than when they are alone.
C) the presence of other people enhances individual performance.
D) there is a reduction of self-awareness and inhibitions when a person is part of a group whose members feel anonymous.