C should be the correct answer
Answer:
by the middle of 17th century
The space race was one and the Soviet spent a lot of money on other things to that lead them to go bankrupt and the Soviet Union to fall
Weakened by subsequent and frequent attacks, and cut-off from international trade of salt, gold, and other important things, the kingdom was vulnerable and unable to prevent defeat. In 1240 C.E., Ghana was conquered and absorbed/added into the growing nation of Mali, which would soon become the next great empire.
After Mansa Musa died, his son Maghan took the throne. Maghan was a weak ruler. Raiders from the southeast poured into Mali. Mali neverfully recovered from the attack. The Malian Empire continued to weaken and decline after.This soon lead to the uprise of the new empire Songhai,which would be the new and powerful empire after Mali had fallen.
