Which function of the family unit of our evolutionary ancestors was responsible for training the young to become competent, participating group members?

Which of the following statements about loneliness is TRUE?

A) Boys have greater problems with loneliness than girls do. B) Loneliness occurs less in adolescents than in older people. C) Lonely adolescents tend to be less attractive and less intelligent than non-lonely ones. D) all of the above

According to the ______________ theory, we want the best we can get from relationships and may need to trade what we have for something the partner is offering

a. social matching b. dating forever c. social attractiveness d. social exchange