Which of the following processes is most clearly the result of primarily environmental forces acting on the person?

Low-birth-weight babies in either developed or developing countries are most likely to be born to parents who have the ____

a. highest socioeconomic status b. fewest resources c. least educational status d. most children

Freud based his psychodynamic theory on

a. his patients' case histories. c. correlational research studies. b. observations of his children. d. experimental research studies.