At birth, both sperm and ova are present in mature form.

__________ is a process of early attachment in which the first thing a new born sees is considered its mother

a. Primacing b. Familiarity c. Imprinting d. Plasticity

Which of the following statements about friendships in middle adulthood is true?

A) Mid-life friendships are just as intimate and close as those in the earlier years. B) The frequency of interaction among best friends tends to increase. C) Middle-aged people maintain a relatively large social network. D) Middle-aged mothers maintain more friendships than their young adult daughters.