1 a 2 a 3 c 4 b but im not sure
A peasant is a low income and low notability who owns or rents a small piece of land for cultivation (chiefly in historical use or with reference to subsistence farming in poorer countries).
Answer: Improvements in agriculture.
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Answer: its different because back then they didnt have smart phones and back then was lots of viruses and less fighting around the world. we have technology like drones and rc bombers.
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