Answer: it's C. A student council approves vending machines in the cafeteria.
Explanation:
It is the Himalayan mountains.
B the ancient chinese. grew crops like millet and rice in these settlements
The answer is B. The Berlin Conference defined the rules and the agreements for European Empires to successfully colonise Africa.
Just compare a river map of West Africa to a map of West African kingdoms.
You can clearly see that all of these kingdoms form around the Niger River.
More support to this: None of these other rivers are even in Africa: The Thames is in England, the Indus is in Pakistan, and the Euphrates runs through the Middle East.