The correct answer is <span>remove racial barriers to voting
Although African-American people had the constitutional right to vote, they couldn't vote because they either had literacy test to pass or had poll taxes to pay which they couldn't so they were legally segregated and not allowed to vote. These laws abolished all such practices and all people were given equal voting rights.</span>
Changes in the soviet union affected people in other communist countries since Eastern Europeans began to rebel against their governments. Option A is correct.
The Soviet Union, in other words, the Union of Soviet Socialist Republics was a socialist state in Eurasia that existed from 1922 to 1991. The Sobiet Union was a union of multiple national Soviet republics, and its government and economy were centralized.