Final answer:
Benjamin Pitchfork Tillman was a prominent Southern politician known for his support of white supremacy and involvement in African American voters' disenfranchisement.
Step-by-step explanation:
Benjamin Pitchfork Tillman was D) A prominent Southern politician. He served as the governor of South Carolina from 1890 to 1894 and as a U.S. Senator from 1895 until his death in 1918. Tillman was known for his strong support of white supremacy and his role in the disenfranchisement of African American voters. He was a leader of the agrarian movement and a supporter of populist economic policies, but also infamous for his racist rhetoric and approval of violence against African Americans.