Which of the following was a factor in the fall of the roman empire

There were several reasons for the fall of the Roman Empire. Each one intertweaved with the other. Many even blame the initiation of Christianity for the decline. Christianity made many Roman citizens into pacifists, making it more difficult to defend against the barbarian attackers.

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if its possible pls mark as brainliest

a characteristic is a deep cut in the earth or left over rock aka till.