For years, which country secretly dumped nuclear waste in the Sea of Japan as the quickest and easiest method of disposal?

The largest number of Americans benefit from which means-tested income security program?

a. Social Security b. Supplemental Nutrition Assistance Program c. Supplemental Security Income d. Temporary Assistance for Needy Families

During the Cold War, the United States and the Soviet Union served as the world’s two ______.

a. greatest threats b. diplomatic partners c. superpowers d. economic leaders