What is defined as an interdisciplinary field of study concerned with genetic contributions to individual differences in behavior and personality?

That a rat will press a lever to obtain electrical stimulation to a particular region of the

brain suggests that a. the animal is responding to avoid a punishing stimulus. b. the particular area is involved in reward. c. the nervous system is electrical in nature. d. rats enjoy electrical shock. e. the rat has associated the electrical stimulation with a particular reward.

Research by Schmolck and colleagues showed that even flashbulb memories eventually

become prone to error, particularly in recalling the a. people involved. b. time frame. c. places involved. d. original source of the information. e. original feelings.