Question

The expansion of the Sahara four thousand years ago forced what group to migrate across Africa, spreading iron technology as they went?

A. Egyptians
B. Bantu
C. Scythians
D. Aryans

Answer 1

D. Aryans were  forced to migrate  across africa.

Answer 2

Answer: The correct answer is : B. Bantu

Explanation: The technology of iron smelting became known in the African continent due to the Bantu expansion by eastern and southern Africa 500 years A.C. The spread of iron technology was also carried out from Carthage through the Sahara to West Africa.