Which of the Following Is True Regarding Group Therapy Versus

Which of the following is true regarding group therapy versus individual therapy:

A) The helper therapy principle operates more freely in individual therapy
B) Group therapy takes much longer because there is less one-on-one time
C) Group therapy helps members put their problems into perspective as they realize others have problems as serious as theirs
D) It is generally easier to change the attitudes of an individual during one-to-one counseling than in a group