Progressive Era reformers of the late 19th and early 20th century were most concerned with the social problems that arose as a result of a) Tim Crow segregation
b) the Great Awakening
c) industrialization
b) the scientific revolution

Choice C!

Explanation:

Industrialization! For example, many factories at the time employed women in unsafe working conditions, resulting in incidents like the Triangle Shirtwaist Fires. Also, a famous work from the period, The Jungle by Upton Sinclair, was written about the unsanitary and dangerous nature of meatpacking plants.

yes i think there would be volunteers