Why did Southern states use poll taxes, literacy tests, and grandfather clauses as Reconstruction came to an end?(1 point) Responses to keep African Americans from voting to keep African Americans from voting to keep poor white Southerners from voting to keep poor white Southerners from voting to maintain Republican control of state governments to maintain Republican control of state governments to ensure voters would remain loyal to the Union

The primary reasons Southern states used poll taxes, literacy tests, and grandfather clauses were to keep African Americans from voting and to keep poor white Southerners from voting. These discriminatory practices were implemented in order to maintain white supremacy and prevent African Americans from exercising their right to vote, ultimately perpetuating the systemic racial inequalities that existed in the South during Reconstruction.