The correct option is C
Did nothing about the steady deterioration of race relations throughout the country in the early 20th century.
The progressive movement is reputed for spearheading a series of reforms between 1890's and the 1920's. It agitated for a need to eliminate problems caused by industrialization, urbanization, immigration, and corruption in government. However, the movement sidelined the African-American people despite the fact that they suffered from oppressive Jim crow laws.