Which culture brought Islam into Africa

According to Arab oral tradition, Islam first came to Africa with Muslim refugees fleeing persecution in the Arab peninsula. This was followed by a military invasion, some seven years after the death of the prophet Mohammed in 639, under the command of the Muslim Arab General, Amr ibn al-Asi.

Explanation: hope this helps

1) good with knives

2) good at manipulating

3) have lots of wisdom

your answer is "graduates" hope this