Social psychologists have identified several different types of love. So-called "romantic love" is referred to as ____

In a long-term study of heroin users, about ___ of the subjects were dead by age 46 with ___ being the most common cause of death

a. half, drug overdose b. three-quarters, homicide or suicide c. half, poor health d. 90 percent, drug overdose

Two-year-old Allie is learning to talk. Her sentences are very short and to the point. For example, she says "Me do" when she wants to do something herself. Allie is ____

a. ?engaging in infant vocalizations b. ?at the one-word stage c. ?using telegraphic sentences d. ?beyond the critical period