Research indicates that with many antisocial personalities, their nervous systems are ________ responsive to stress and they are ________ likely to engage in thrill-seeking behaviors

Which of these substances has the highest lifetime estimate of dependence?

A. LSD B. marijuana C. alcohol D. nicotine

One form of depression, called seasonal affective disorder (SAD) most likely:

a. Represents an adaptation of the pattern of conserving resources during the winter months. b. Represents one's brain reacting slower during the winter months. c. Represents an adaptation of using more resources during the winter months. d. Represent an adaptation of the pattern of using fewer resources during the summer months.