B. they were centers of trade.
im not sure but tis is the correct answer
they fought for control of the river water
There is no constitutional right to sell an Organ.
Even though constitution admit that you had the full right for full freedom to do whatever you want to your body, selling an organ is strictly illegal because it may create a market that could endanger many of human's life if it's left handled by the private sectors who constantly seek ways to cut expenses.
Emily's answer constitutes a<u> "hypothesis".</u>
A hypothesis, in a scientific context, is a testable proclamation about the connection between at least two factors or a proposed clarification for some watched marvel. In a scientific experiment or study, the theory is a concise summation of the scientist's forecast of the examination's discoveries, which might be bolstered or not by the result. Hypothesis is the center of the logical strategy.
Answer:
It might have been China, I believe
Explanation:
