What was one of the main reasons the trans-Atlantic slave trade was so harmful to Africa

Answer:
D.
Explanation:
According to the information provided, option D is the best to respond the question. Slave trade caused several harmful effects in Africa like a workforce decrease. Some African historians refer the Atlantic slave trade as a draining of the human resources of that continent. Most of the slaves were inhabitants of Central and West Africa whom were imprisoned by rival tribes to be sold to European traders.