The precedent for using college students research participants is due to their

Research has shown that _____________________________________

a. children are only able to learn to model aggressive behaviors during toddlerhood because prosocial behaviors require more advanced cognitive development b. in the United States it is rare to have a TV in a young child's room c. the displacement effect is no longer considered a problem because of all the media options available d. the effects of television and other media depend on the content

The idea that homosexuality is a sickness originated with

a. the rise of the medical model in the 1800s b. the biblical Hebrews c. Christian writers during the Middle Ages d. The Puritans