If you wear a particular tie and gets lots of compliments, you are more likely to wear this tie more often. This illustrates

Freud's theories form the basis of ______

a. humanistic psychology c. trait theory b. structuralism d. psychoanalysis

The viability point, the point in pregnancy at which infants can typically survive on their own is around ____________weeks.

a. 18 b. 25 c. 36 d. 40