A newborn infant's sense of smell is so well developed that the infant can distinguish its mother on the basis of smell alone

One way to break a pattern of misbehavior without capitulating to it is to institute a brief period of isolation after the misbehavior called a

a. coercion. b. time-out. c. detachment. d. negative attention.

The earliest VISIBLE sign that a boy is reaching puberty is:

A) an increase in the size of his hands and feet. B) facial hair. C) a tremendous increase in height. D) voice change.