Place the events in correct chronological order.

Songhai overtook Mali.
Sundiata took over Ghana.
Mansa Musa brought Muslim scholars, artists, and teachers to Mali.
Mali became the center of trans-Saharan trade.

1. Sundiata took over Ghana.

2. Mali became the center of trans-Saharan trade.
3. Mansa Musa brought Muslim scholars, artists, and teachers to Mali.
4. Songhai overtook Mali.