Answer:
D) Passage of the Fifteenth Amendment guaranteed voting rights for African-Americans and gave them a greater voice in government.
Step-by-step explanation:
Although all of these statements are true regarding the effects of Reconstruction, only one of them can be considered strictly political in nature: Passage of the Fifteenth Amendment guaranteed voting rights for African-Americans and gave them a greater voice in government. The other effects could be best classified as social or economic effects.