Answer:
The earliest humans were hunter-gathers who were living in small, family groupings. Even then there was considerable trade that could cover long distances. Archeologists have found that evidence of the trade-in luxury items like precious metals and shells across the entirety of the continent.
African economic history often focuses on explanations of poverty and obscures other aspects such as the achievements of African farmers, traders and states, including improvements in food security, and episodes of economic growth.
Hope that answers your question.
