When People Work on Relatively Simple,well-Known Tasks,an Audience ________

When people work on relatively simple,well-known tasks,an audience ________.

A) causes performance to suffer for most people
B) improves performance for most people
C) will cause performance to suffer for introverts but not extroverts
D) has no effect on the performance of most people
E) will cause improvement to performance for extroverts but not introverts