The answer is D.
this is because of industrialization! this resulted in urbanization
The British, Chinese, Russian, and all those countries on the other side considered this a “new world” but the natives would have taken offense because it wasn’t actually new, they had been living there for a while.
Hope this helps!!!
Answer:
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.
Explanation:
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