How did ancient China begin to move away from bartering, or directly exchanging goods? In other words, how did the ancient Chinese make sure the amounts of items traded were equal and fair

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they started to use bronze coins instead of bartering and there was more of a demand for goods, so they made more and they shipped it to the places and then they received the payment

Explanation:

im actually doing a project and thats just my answer it might be wrong, sorry if it is-

norsemen from northern countries had made earlier journeys

increasing defense spending.

explanation: