In a first birth, the average length of active labor is:

From his prison study, Zimbardo concluded that people who have power over other people tend to abuse that power. What criticism has been raised against that conclusion? a. Participants were not randomly assigned to roles as prisoners and guards

b. Several of the participants in this study were known to have mental health problems. c. The guards had been encouraged to treat the prisoners badly. d. The study did not last long enough to test the hypothesis.

Tina is a girl who has congenital adrenal hyperplasia (CAH). This means that it is more likely that Tina will prefer ____ more than other girls.

A. playing with dolls B. playing with girls C. masculine activities D. attaching to her mother