Evolutionary theory proposes an explanation for male and female differences in attitudes toward sex called the _____ theory

A person who has ________ is likely to cope well during stress since this person sees the stressor as a challenge

a. low levels of stress hormones b. high levels of hardiness c. reduced immune function d. a type B personality

According to Piaget, _____________________ describe repetitive actions oriented around external objects

A) primary circular reactions B) secondary circular reactions C) tertiary circular reactions D) principle circular reactions