Summarize this paragraph i don’t understand it.

The empire of Sundiata in Mali was one of the greatest and prosperous of its era. He expanded the areas of his empire. He controlled the gold business, cotton and salt production. Implemented cultivation and production in Mali. Without a doubt, a successful empire.

b)

it created free trade throughout the colonial territories.

most people now work in jobs where they do one  kind  of work; they are carpenters, bankers, cooks, mechanics, and so forth. likewise, most  businesses produce  only certainkinds  of  goods  or  services, such as cars, tacos, or gardening  services. this feature of  production  is known as specialization.