After Decades of Research on the Effect That Others Have

Multiple Choice

After decades of research on the effect that others have on task performance, social psychologists have concluded that the presence of others ____.

A) almost always improves performance, because it stimulates competition
B) almost always hinders performance, because it elicits evaluation apprehension
C) has mixed effects, because it elicits evaluation apprehension
D) has mixed effects, because it elicits a person's dominant response