All but one of the following are studies done in sociology. Which one best illustrates a study done in psychology? A. A study that shows how Marissa’s study habits change when she is at the library with her friends B. A study that shows how Joey’s clownish behavior only occurs when he is around his peers C. A study that shows how Katrina’s stress levels contribute to her obsessive exercise habits D. A study that shows how Lisa’s obsession with snowboarding is caused by her group of friends Please select the best answer from the choices provided A B C D.