Answer:
People made enormous efforts to cross the Sahara Desert in order to trade even in a time of scarcity. Camel caravans allowed commerce routes to establish between cities across the desert. Islamic traders arrived in the region and began trading for gold, commodity, and Western African slaves. Throughout the Middle Ages and into the 1500s, trade routes were an essential aspect of the African economy.
Step-by-step explanation:
only didnt use trans-Saharan