According to Piaget, the stage of cognitive development between two and seven years of age, during which the child learns to use language as a means of exploring the world, is the __________ stage.

Psychologists have published an article which shows that many U.S. residents avoided flying in airplanes after the 2001 terrorist attacks. In fact, for several months afterwards, many people decided to drive, rather than fly

This phenomenon can best be explained by a. the influence of recency on availability. b. the conjunction fallacy. c. the illusory-correlation effect. d. too much emphasis on the likelihood ratio.

Theory of mind research indicates that by age 2, children realize that

A) both beliefs and desires determine behavior. B) thinking takes place inside their heads. C) people can hold false beliefs. D) others' wants and needs can differ from their own.