What continued to grow and spread across Europe after the fall of th Roman Empire? A Bushido B Christianity C Chinese culture D republican government​

B Christianity

Explanation:

The decline of Rome dovetailed with the spread of Christianity, and some have argued that the rise of a new faith helped contribute to the empire's fall.

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Christianity

Explanation:

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the answer is. b) to protect migrating native american tribes .

and, c) to protect migrating native american tribes .

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