What technology did the Sub-Saharans use to move into the interior of Africa?

Africa's technology industry is rapidly growing. There has been a massive growth in technology hubs across the continent, growing over 50% in the last several years. This growth of technology business in Africa is propped up by the growth of computer engineering talent being trained there.

Explanation:

byee

it's not the readmission

the correct answer is “opportunity cost”. opportunity cost is what a company misses out because it decided in one option over another one. in this case, the company decided to invest in building a factory so it gave up another possible benefit or profit in order to achieve success with the factory.  

trade-off is not the correct answer since it is a situation in which you accept losing something in return for benefits in other areas.

and finally, consequence is a general term used to accept what it comes when you make a decision. it can be a positive or negative consequence depending if the decision you took was the correct one.