Which of Freud's theories has been supported by empirical evidence?

With increasing age, adopted children's intelligence test scores become ________ like their adoptive parents' scores and ________ similar to their biological parents' scores.

A. more; more B. less; less C. more; less D. less; more

When considering the five stages of group development, it is important to remember that

a. groups may progress through the different stages in a different order. b. groups will progress through the five stages in exactly the same order. c. groups will spend the exact same time in each stage. d. groups progress through the stages in the time and order appropriate to their needs. e. individuals recognize that group formation is a relatively easy task.