What is the five-year divorce rate for American couples in which both partners have four-year college degrees?

In the U.S., the most widely used illegal substance is:

A) cocaine. B) heroin. C) marijuana. D) methamphetamine.

Regardless of the extent of their friction, divorcing parents who manage to engage in __________ greatly improve their children's chances of growing up competent, stable, and happy

A) mediation B) coparenting C) joint physical custody D) authoritarian parenting