What was an effect of the decline in trade after the fall of the roman empire?

C. There was a shift to a rural society.

Explanation:

Edge

i do not know if this question has options, but a main impact of the federal reserve act of 1913, which created the federal reserve bank, was the international use of the u.s. dollar, which soon became the world's leading currency - particularly during world war i, since many nations around the world asked the united states for money.

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