According to Maddi, the most severe kind of existential pathology is ______, in which the person feels that nothing has meaning and becomes listless and aimless.

According to the text, why should you be skeptical when you read studies about parents and adolescents in biological families where the behavior of parents is claimed to be the cause of the characteristics of adolescents?

a. Behavior may be caused by biology and not environment. b. Behavior may be caused by environment and not biology. c. Because the divorce rate is so high in the U.S., no conclusive findings could be drawn. d. There are few studies which investigate the differential treatment of mothers and fathers.

Today, most researchers view development as

A) mostly influenced by the environment. B) mostly influenced by heredity. C) the result of a dynamic interplay between heredity and environment. D) neither influenced by heredity nor the environment.