Farmers is the answer you are looking for!
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xo ♥ -Cote
With economic stability came the need for warriors, as food became more plentiful, people were freed up to serve as community leaders, and as settlements developed, leaders emerged to help organize and regulate these budding civilizations. Hope this helps.
Any options, that are not listed here.
Answer:
1: An agreement forced upon China by the victorious Western nations
