According to Hull, the motivation to avoid touching a hot iron is a(n)

Research on adolescent aggression shows that late-onset youths

A) first display antisocial behavior around the time of puberty, gradually increasing their involvement. B) commit more serious crimes and spend more time in prison than early-onset youths. C) often have deficits in cognitive functioning, as well as a diagnosis of attention-deficit hyperactivity disorder. D) first display antisocial behavior in late adolescence, which then peaks in the mid-twenties.

According to a study of resilient Hawaiian children reported in the text, children who coped well even in stressful circumstances were more likely to have been temperamentally "easy" babies and to have:

a. grown up in a two-parent family b. had at least one sibling of each sex c. had a close attachment to a parent or grandparent in the first year of life d. been separated in age by at least two years from other children in the family