What were the products of africa that attracted international trade and what did africans want in return?

The boats' commanders would repurchase products to take to Europe. These future merchandise delivered by slave work on the manors.  

Explanation:

They were tobacco, sugar, indigo , rice, rum and cotton. The exchange products utilized for purchasing oppressed Africans were frequently created and sold locally around Bristol.The fundamental things exchanged were gold and salt. The gold mines of West Africa gave extraordinary riches to West African Empires, for example, Ghana and Mali. Different things that were generally exchanged included ivory, kola nuts, fabric, slaves, metal merchandise, and globules.

b.

one company controls all the means of production of a product.

~coco