Explanation:
1 The greatest Saharan empire cities were Timbuktu and Djenné, both of which lie on the Niger. While these empires were the most prominent Islamic states in Sub-Saharan Africa, smaller Islamic kingdoms formed to the east, such that nearly the entire northern half of the continent fell under Islamic rule.
It d because all the other ones wrong
Umm you’ll find good answers if u research the topic
Answer:
C.The Aztec civilization was ruled by an emperor and had about four hundred tribute states.
Explanation:
The aztecs were a warriors civilization they conquered the vast majority of the mesoamerican tribes and were all under their control, they took ributes from them and had the greatest capitol city in the americas, were very organized and had a centralized control government, this was the emperor who decided and guided the empire.