Which agricultural advancement led to the growth of the Mali Empire?

Question

the introduction of the cotton crop
the construction of aqueducts
the domestication of the camel
the cultivation of desert lands

Answer 1

The agricultural advancement that significantly contributed to the growth of the Mali Empire was the domestication of the camel. The camel allowed for easier transportation across the Saharan desert, facilitating trade and the movement of goods, including agricultural products. This contributed to the economic strength of the Mali Empire, allowing it to thrive through trade routes that connected it to other regions.