In the 18th and 19th centuries, a popular method for determining personality was to examine a person's facial features for certain characteristics. This practice was called __________.

Which of the following examples describes the rule of attraction called reciprocity of liking?

a) Mary likes Julio because he is so different from her. b) Sabrina loves Clark because he lives next door to her. c) Tameka likes Raphael because he likes her. d) Marcia likes Donald because he is rich.

Humans are never satisfied with the state of equilibrium because

A) of our innate tendency to organize and make sense of existing information. B) most human beings lack the ability to engage in formal operational thought. C) humans find it difficult to adapt to various physical environments. D) equilibration is an unchanging cognitive state in both adults and children.