Rivers played an important role in the rise of the greatest and oldest civilizations in China and India. Explain this statement. What is the importance of rivers for humans and other living things?

we need the diagram to answer this correctly.

i believe the answer is: returns on investments, no wages

people who belong in upper class society would most likely get there by obtaining multiple source of income, which a certain percentage of ownership for businesses. since most of them are job creator, they would most likely get their money from profit, not wages.

answer; foreign services officers;