I don't think it is (A) I think this act undid the Missouri compromise. I think it might be C
Answer:
Imperialism had consequences that affected the colonial nations, Europe, and the world. It also led to increased competition among nations and to conflicts that would disrupt world peace in 1914. European imperialism did not begin in the 1800s.
Explanation:
With urban planning, we were able to plan how water systems should work, how to stop diseases from spreading, and how to get rid of garbage. This had a deep, positive impact on cities.
Answer:
Its either the first answer or the third answer
Explanation: