Researchers have found that about ________ percent of adolescent mothers in the U.S. keep their babies

A prototype is a:

a. mental grouping of similar objects, events, or people. b. step-by-step procedure for solving problems. c. best example of a particular category. d. rule of thumb strategy for solving problems efficiently.

Which statement about cohabitation is true?

a. Couples that like together prior to marriage are less likely to get divorced that those who don't. b. The number of cohabitating couples has remained stable since 1990. c. Cohabitation is often driven by economics. d. Fewer than 50 percent of couples live together prior to marriage.