Answer:
A. The expansion of Islam throughout Afro-Eurasia
Step-by-step explanation:
The Malian emperor Mansa Musa had a pilgrimage to Mecca in 1324 and he went with a lot of gold, jewelry, animals, servants and other precious jewels. He took with him so much wealth that he caused an economic meltdown in Mecca.
His pilgrimage helped expand Islam from Africa to many parts of Europe and Asia.