Answer:
The middle class expanded as a result of industrialization.
Caused a dramitic decline of indians
Answer:
D) granting former slaves suffrage.
Explanation:
Here’s one sorry Industrial expansion and population growth radically changed the face of the nation's cities. Noise, traffic jams, slums, air pollution, and sanitation and health problems became commonplace. Mass transit, in the form of trolleys, cable cars, and subways, was built, and skyscrapers began to dominate city skylines.
