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A)
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they acted as a barrier to further settlement to the west
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I believe the answer is A.
Answer:
Each year 100 million people in the U.S. donate an estimated three hours per week to help a charitable cause. That works out to about 7.5 million full-time volunteers that help a good cause.
Explanation:
DURING RECONSTRUCTION, African Americans had the right to vote! Yay! (B is incorrect.) Due to the sheer numbers of African American voters, African Americans often won political office throughout the South--a big change from before! A is correct!! Keep in mind that while African Americans were elected in the North, the question asks about African Americans in the SOUTH (C is incorrect). Also, minimum wage didn't exist in the United States at the time (D is incorrect).
Answer: A
The correct answer is true