Answer:
I believe its A: because they made it easier for immigrants to vote
Explanation:
Mansa Musa was able to bring Islamic culture to Mali by bringing Arab scholars and architects to Mali. Mansa Musa is known as the greatest ruler of his time. He was able to increase the Islamic culture in Africa. He was also called the country's architect. I hope this could help you :)
It spread from Christopher Columbus's Voyage to the New Land