What geographic feature is the source of the ganges river and the indus?

What are three uses of the yangtze river by the people living among the river

Which of the following was a key accomplishment of the people of songhai? a. they had a strong military and became the largest empire in west africa. b. they established a center of islamic scholarship. c. they worked with iron and prospered from the gold-salt trade. d. they dominated in the trade of ivory, enslaved people, and animal skins.

The principle of checks and balances is based on the notion that