Abdul mistakenly believes that his classmates are unusually hostile. In fact, Abdul is the most quarrelsome and aggressive child in the school. According to psychoanalytic theory, Abdul's belief that his classmates is hostile is a

Which of the following terms doesNOT belong with the others?

a. Affect b. Behavior c. Cognition d. Disposition e. Attitude

The results of studies investigating the role of biological factors suggest that depression is caused by

A) variations in the serotonin transporter gene. B) increases in polypeptide Y in the brain. C) decreases in the levels of gastric ghrelin. D) unusual elevations in both dopamine and glutamate levels.