What did the three civilizations have in common? A. They had disappeared by the 1500s.
B. They dominated the Andes.
C. They were not trading societies.
D. They were in Mesoamerica.

they united the colonies in their fight against the british.

explanation:

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it was on the rise and doing very well and would continue to do well until the great depression from 1929-1939

its main object was the establishment of "settlement houses" in poor urban areas, in which volunteer middle-class "settlement workers" would live, hoping to share knowledge and culture with, and alleviate the poverty of, their low-income neighbors.