In the United States, postpartum depression often peaks about __________ after childbirth

Prisoners of war placed on a semistarvation diet in which their food intake is cut in half are likely to:

a. lose half their original body weight. b. show an increased interest in sex and politics. c. spend a great deal of time daydreaming about food. d. do all the above.

Adolescents generally experience fewer problems in schools with:

A) a task mastery structure. B) tracking. C) a back-to-basics approach. D) a performance goal structure.