Question

Where were most people concentrated in ancient China, and why? in the river valleys, because they had fertile farmland along the coast, because it gave access to foreign trade in the highlands, because they had more space for herds of animals in the Plateau of Tibet, because it had fresh water from mountain runoff

Answer 1

Most people in China are concentrared in river valleys.

This was one of the main sources of water, and prevented any water shortages.

This also allowed them to have fresh water. Freshwater was a proirty and allowed them to stay safe when drinking fresh water.

Thus, our answers are:

"Because it had fresh water from mountain runoff"

"in the river valleys"

Answer 2

Answer:

It is A

Explanation:

In the river valleys, because they had fertile farmland