The existence of two court systems within each state reflects American __________, under which state governments and the federal government both exercise authority over law and public policy

Which antiwar movement featured a wide variety of tactics, from mass demonstration to voter registration to nonviolent civil disobedience, and even to violent tactics such as the Days of Rage vandalism?

a. anti–Afghanistan War movement b. anti–Korean War movement c. anti–Iraq War movement d. anti–Vietnam War movement

What is the term for the income level that half of the population falls below and half of the population falls above?

a. Average income b. Per capita gross domestic product c. Purchasing power parity d. Median income e. Gross national product