In the late 1800s, American cities suffered from serious environmental pollution due to the smokestack emissions from hydroelectric power plants. The correct answer is D.
There are more than three reasons why this happened of course but the best three are there they needed more land, resources, and some way to escape the cold.
In the Communist Manifesto, Karl Marx hypothesized that capitalism would fail if workers revolt against the government. Hope this helps!!<span />
