The plateau known as the Grand Canyon in Colorida, USA was formed in the time? A. Miocene
B. Pliosen
C. Holosen
D. Pleistosen​

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select all that apply.

walter cronkite's special interview from vietnam had which of these effects? oijohkn

expla? ;

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president thomas jefferson hoped that the embargo act of 1807 would the united states by demonstrating to britain and france their dependence on american goods, convincing them to respect american neutrality and stop impressing american seamen. instead, the act had a devastating effect on american trade.