Who did William James invite to take over the Harvard Psychology Laboratory?

Research has shown that midway between menstrual cycles, when estrogen levels are highest, females have increased sensitivity to:

A) touch. B) light. C) smells. D) sounds.

Of all evening leisure activities among American adults, which of the following is most popular?

a. computer use and being on the Internet b. watching television c. attending sporting events d. being outdoors, camping and hiking