When the British civilians were not allowed to move into the newly won Ohio valley. That was one reason the colonists prepared the revolutionary war, even thought it was not the main reason. But that is one of the first.
B. many school districs have simply ignored the supreme courts ban on s hool led prayer and hold prayers in their classrooms.
The revolutionary war (america gaining independence from Britain)
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Explanation: its C. and. D. and might be A