Answer:
It supported establish trade relationships and supported the spread of Islam.
Step-by-step explanation:
By going to Mali, Mansa Musa supported spread the thoughts of Mali a way that represented the strength and prosperity of the empire, thus he yielded Mali an even bigger world power.
He further helped spread Islam to not just amongst the natives of the nation of Mali, but further between others, for they perceived Mali as a role model so to speak and when the most dominant man in the world recommends something, several others will support in connection.