Your roommate tends to be hot-tempered and irritable. The early Greeks would have said that your roommate has which temperament?

Texture gradient cues are used to infer depth

a. in the newborn. c. by 7 months of age. b. beginning at 3 months of age. d. after the first birthday.

Research on reactions to pubertal changes indicates that

A) most girls get information about puberty from their doctors. B) most boys do not know about ejaculation before the onset of spermarche. C) boys often say that their first ejaculation occurred earlier than they expected. D) most girls view the onset of menarche as traumatic.