Regarding language production, quantity, quality, relation, and manner are maxims of ________

A mother who complains that her son clings to her constantly and cries and complains when she is gone should be advised that

a. this is normal behavior at certain stages of development. b. this is an unfortunate consequence of an undesirable parenting style. c. attachment behavior is clearly a function of delayed cognitive development. d. such behavior should be quickly discouraged because it leads to dependency as an adult.

Keri's boyfriend broke up with her about a year ago. Her mother has been concerned for a few months now—Keri reports that she doesn't have an appetite, she sleeps about 12 hours a night, and she has dropped out of all of the after school activities

she used to be involved in. Keri most likely would be diagnosed with A) a substance abuse problem. B) clinical depression. C) an anxiety disorder. D) bulimia nervosa.