AP US History Quiz
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PERIOD 9: 1980–PRESENT
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Secondary source excerpt (Period 9, 1980–present): Partisan polarization intensified in the late twentieth and early twenty-first centuries. As conservative and liberal activists gained influence in party primaries, candidates often adopted more ideologically consistent positions, reducing the number of moderate legislators and making bipartisan compromise harder. Which change most directly contributed to this outcome by increasing the influence of highly motivated voters in nominating candidates?
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