A because it some right but I think the answer is a
Technology is an invention to interact with society, the environment or material objects.
Answer:
You did not give us The choices.
Explanation:
The gold mines of West Africa provided great wealth and power to West African Empires such as Ghana, Mali, & Songhai empire. The king of Ghana started trading back in the 8th century.
Answer:
I think option C is the answer