____ percent of U.S. households have at least one television, and the average household has ____

Tracking polls help candidates __________

a. encourage voter turnout b. win support among undecided voters c. measure the impact of their campaign d. find campaign volunteers

The value of hard work and personal responsibility are rooted in America's __________

a. emphasis on economic and social equality b. communitarian instincts c. two-party system d. Protestant heritage