Dozens of Social Psychological Experiments on the Topic of Social

Dozens of social psychological experiments on the topic of social facilitation have employed everything from people to birds,ants,and cockroaches.Which of the following is the one consistent finding has emerged from these many studies?

A) Difficult tasks are more arousing than simple tasks.
B) Simplicity is the most dominant response in the presence of others.
C) The presence of others enhances performance the most on difficult tasks.
D) The presence of others enhances performance on simple tasks.
E) Simple tasks are unaffected by the presence of others,but complex tasks are.