The common use of poll taxes to inhibit black voters in the south was outlawed by the? :
a. twenty-fourth amendment.
b. civil rights act of 1964.
c. voting rights act of 1965.
d. war on poverty.

The correct answer is letter A. Twenty-fourth Amendment. The common use of poll taxes to inhibit black voters in the South was outlawed by the Twenty-fourth Amendment. The 24th Amendment, ratified in 1964, outlawed the use of the poll tax (or any other tax) as a pre-condition in voting in Federal elections.

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