Which one was a source of the flood water that brought fertile soil for growing crops? melting snow dams and canals summer rainy season the surrounding seas

dams and canals

Explanation:

Dams and Canals are commonly built to serve a wide range of purposes to aid humans activities in their environment. While they are being used for management of flood water, they also serve as a source of fertile soils for crop cultivation, with activities such as irrigation.

Hence, Dams and Canals are a source of the floodwater that brought fertile soil for growing crops

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