Question

Which of the following contributed to the fall of the Songhai

Answer 1

Downfall of Mali Empire: Weakened by attacks and internal rewbellion. The Mali lost it's hold on the Gold and Salt trade. The Songhai empire was then able to grow in power and take previously held Mali territories.
The downfall of Songhai Empire: The Moroccan armies invaded Songhai, which led the fall of Songhai empire.
The downfall of Ghana Empire: In the 11th century, when the Almoravids, a militant confederation of Muslims, began to attack the empire and even conquered it for a time. Though their grip on power did not last long, the chaos they brought to the region destabilized trade, hurting the empire's sources of income.

Answer 2

The factor that contributed to the fall of the Songhai Empire was a civil war that erupted in 1591. This led to a Moroccan invasion of the medieval West African kingdom.

hope this helps.