If you responded to your roommate conflicts by talking to a friend about how angry you are, or by trying to cheer yourself up by concentrating on your roommate's good qualities, or by practicing meditation to reduce feelings of tension, you would be using a(n) coping strategy.

Martha participates in a research study in order to receive extra credit for her psychology class. when she arrives in the research office she is given a can of what looks and tastes like beer, but which actually contains no alcohol. in the adjoining room martha's classmate karen is also participating in the study. karen receives a can of alcoholic beer. if the experiment was designed to test the effects of alcohol on concentration, then who is exposed to the independent variable?