How did the Progressive Era change the role of the federal government?

The period of US history from the 1890s to the 1920s is usually referred to as the Progressive Era, an era of intense social and political reform aimed at making progress toward a better society.

Progressive Era reformers sought to harness the power of the federal government to eliminate unethical and unfair business practices, reduce corruption, and counteract the negative social effects of industrialization.

During the Progressive Era, protections for workers and consumers were strengthened, and women finally achieved the right to vote.

Explanation:

your answer would be (b)

a. men

and during later times male slaves as well