Which of These Occurs When Individuals Believe That Their Contributions

Multiple Choice

Which of these occurs when individuals believe that their contributions are not important,that others will do the work for them,that their lack of efforts will go undetected or that they will be the lone sucker who works hard while others don't?

A) Social loafing
B) Social integrating
C) Social conflict
D) Social facilitation effect
E) Loss of self-esteem