The Mongol Empire utilized camel caravans to Carey gods via the blank to western civilizations.

I don’t know what blank you are trying to say, but the Mongolian empire used Mongolian Horses, which are bigger and have a more work pull for pulling tents and other things. They used these because they were ver nomadic people, moving every few days even. Camels were most likely used in the invasions of Northern Africa in the 1200’s, and most likely take back to Asia.

Explanation:

A, C, D

-the demand of the item

-the cost of the item

-the quality of the item