Final answer:
The Progressive Era in the United States was known for social activism and political reform. Progressive reformers sought to address various social issues and promote social justice through government action. The correct answer is option (c).
Step-by-step explanation:
The Progressive Era in the United States was known for c) Social activism and political reform. During this period, which spanned from the late 19th century to the early 20th century, there was a widespread push for social change and improvement in various aspects of American society.
Progressive reformers sought to address issues such as urbanization, immigration, corruption, industrial working conditions, women's rights, and racial inequality. They believed in using the power of government to enact reforms and promote social justice.
For example, progressives advocated for reforms such as the Pure Food and Drug Act to ensure the safety of food and medications, the prohibition of alcohol to combat societal issues related to alcohol abuse, and the women's suffrage movement to secure the right to vote for women.