David Samuel, Solomon Hezekiah, and Saul Darius
I’m pretty sure it is D because A, B, and C all are pretty accurate numbers to the exact number who fought in the civil war
i didnt understand what you were trying to ask so i will just tell you about them Progressivism was the reform movement that ran from the late 19th century through the first decades of the 20th century, during which leading intellectuals and social reformers in the United States sought to address the economic, political, and cultural questions that had arisen in the context of the rapid changes.
hope this helps