The geographic location led to the rise of the three great West African Empires including, Ghana, Mali, Songhai.
Explanation:
The trade became the reason for the rise of the three empires in the West part of Africa. These kingdoms also came to be known as the trading kingdoms of West Africa. The three empires came to power as people got control of trade routes in West Africa. Ghana was the first of these kingdoms to emerge as it followed by Mali and Songhai. The trade conducted with commodities like salt, gold, etc.