In general, which of the following factors contributes to higher voting rates?

Which of the following statements is true of state constitutions in the United States?

a. Unlike the U.S. Constitution, state constitutions do not contain the state's Bill of Rights. b. The addition of amendments requires only a simple majority in the Senate. c. Separate articles empower the executive, legislative, and judicial branches. d. The state constitution is limited only to the structure of the state government.

The Supreme Court decision that held all methods used to create white primaries across the United States were unconstitutional was

a. Plessy v. Ferguson. b. Nixon v. Herndon. c. Sweatt v. Painter. d. Smith v. Allwright. e. Brown v. Board of Education.