Answer:
Mountains and bodies of water
Explanation:
Mountains and bodies of water protected empires as it was the mountains that served as a barrier that protected ancient China and was used as an invasion route by the Aryans into ancient India also water bodies provided agricultural facilities which helped in allowing the empires become more successful.
I think its 1 not 100 percent sure tho
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GOOGLE
I believe the answer is Inference.
Inference began by collecting all the possible premises that could explain the current situation/phenomenon..
After that, we used additional evidence that found along the way to eliminate the premises that wouldn't explain the evidence.
