Megan, a sixteen-year-old, refuses to be seen in public with her parents because she is so concerned about being embarrassed in front of her friends. On Murray's list of needs, Megan would probably score high on which of the following?

In an experiment, the variable that is controlled or manipulated by the researcher is called the

a. dependent variable. b. independent variable. c. control variable. d. stimulus variable.

Scott takes an antihistamine, but he doesn't realize that the medication will also increase his overall level of autonomic arousal. Thirty minutes after he has taken the medication, he is introduced to Danielle. If Scott incorrectly attributes his increased arousal as attraction for Danielle, it would lend support to

a. Schachter's two-factor theory of emotion. b. the James-Lange theory of emotion. c. the Cannon-Bard theory of emotion. d. Izard's evolutionary theory of emotion.