A child is most likely to be just past the middle of the "naming explosion" phase of language acquisition when he or she is between 18 months and ________ years old; during this period, words are acquired at an average rate of ________ words per day

The stage of creative thought during which problem-solving proceeds at a subconscious level is the __________ stage

a. incubation b. orientation c. preparation d. illumination

When he first had an increased work load at his job and school, Casey had headaches, an upset stomach, and was fatigued all the time. Although little has changed at school or at his job, he now says he feels fine and has more energy. Casey is exhibiting

a. a Type A personality. b. ambivalence due to the approach-avoidance conflict. c. the stage of resistance of the general adaptation syndrome. d. a classic projection reaction.