Children's ability to categorize themselves and others as boys or girls is known as gender _____

Lyle is an adolescent. According to Erikson, in which stage is he?

A) Initiative vs. guilt B) Autonomy vs. shame and doubt C) Identity vs. diffusion D) Industry vs. inferiority

The risk of osteoporosis increases sharply for women in midlife as a consequence of a steep ____

a. reduction in estrogen b. increase in progesterone c. decrease in bone density d. increase in androgens