Bushman (2002) invited angered participants to hit a punching bag while either ruminating about the person who angered them or thinking about becoming physically fit. a third group of participants did not hit the punching bag. when given a chance to administer loud blasts of noise to the person who angered them, people in felt angrier and were more aggressive.

 catharsis condition    

Explanation:

                Catharsis is a personality disorders where the emotions of a person are connected with the traumatic incidents when they come to surface. It is associated with the negative feelings and emotions that is the result of an unacknowledged trauma.

               Thus in the context, people who are more angered by somebody are in the catharsis condition and it is reflected by the sound of punching bag when they are called to punch the bag ruminating about the person who caused them anger. The people with  catharsis condition were more angrier and more aggressive.

Hence the answer is---

catharsis condition  

answer; researchers typically cannot control people's sexual behaviors as would be necessary in an experiment;