Jane wants to better understand why her friend Margaret chooses the boyfriends she does. One way for Jane to gain insight into Margaret's thoughts, feelings, and behaviors is through the study of:

How, if at all, does an action potential change as it travels? a. It increases in strength. b. It decreases in strength. c. It increases in speed

d. It remains constant.

In their field experiment, Leyens et al. (1975) evaluated the impact of media exposure on the aggression of Belgian delinquents. In this study, the authors found that viewing violent films

a. resulted in a significant increase in physical and verbal aggression. b. did not affect verbal and physical aggression. c. increased verbal aggression but had no impact on physical aggression. d. increased physical aggression but reduced verbal aggression.