In Western societies menarche generally occurs at age ____, whereas in developing countries it generally occurs at age ____

People taking monoamine oxidase inhibitors for depression must avoid

A. exposure to strong sunlight. B. foods high in tyramine, such as aged cheeses. C. strenuous exercise. D. grapefruit juice.

Which of the following criteria helps to increase the effectiveness of punishment?

a. when it is swift b. when it is inconsistent c. when it is given with classical conditioning d. when it is vicarious e. when it uses physical discipline