The messy and disorderly person was described by Freud as being a(n) __________ personality

Ricky and Kyle are building a castle of blocks together in their kindergarten class. Ricky is building the turrets and Kyle is building the moat. This interaction illustrates

a. imitation. c. pretend play. b. parallel play. d. cooperative play.

Masters and Johnson believed that to understand the human sexual response, researchers should

A) ask people on the street about sex. B) have people fill out questionnaires. C) study actual physical responses to sexual stimulation. D) draw scientific conclusions from memory.