As compared to introverts, extraverts need to receive more of a depressant drug to reach a given level of "unalertness."

Suppose that on your college campus Building A is east of Building B, but they aren't exactly in a straight row; one is 15 feet north of the other. The students' cognitive maps show them in a straight row, however. A likely explanation for this effect is

a. the rotation heuristic. b. the meta-analysis technique. c. the 90-degree-angle heuristic. d. the alignment heuristic.

Which of the following best captures the relationship between a critical period and a sensitive period?

A. Sensitive periods usually precede critical periods. B. Sensitive periods are the same thing as critical periods. C. Sensitive periods are less abrupt and less decisive than critical periods. D. Sensitive periods are the opposite of critical periods.