A person who needs nine hours per night, but is only allowed to sleep for six hours per night, would be said to suffer from

Gwen and her brother Henry produce roughly the same levels of male hormones and female hormones. Given this information, it is likely that ________

a. Gwen and Henry have not yet reached puberty. b. Gwen has reached puberty but Henry has not. c. Henry has reached puberty but Gwen has not. d. Gwen and Henry have both reached puberty.

Ted just bought a new car. Two weeks later a copy of Consumer Report arrives in his mailbox. From the cover he determines that the magazine evaluated four small cars including the one he just bought

When he turns to the article he finds that his car received "the worst evaluation since the Edsel." Which theory of motivation would be most helpful in understanding how Ted is likely to deal with the fact that he purchased a car with such a low rating? a) instinctive b) drive-reduction c) optimum-level d) cognitive-consistency