The phrases that refer to Mali, Songhai, or both places are
This was a rich trading empire that was in the Western part of Africa. The area was around the River N.iger in N.igeria, N.iger and, Mali.
Songhai replaced Mali as the most important empire in the region from c. 1460 to c. 1591.
Read more on the Songhai empire here: https://brainly.com/question/1673927
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