Which of these events occurred first?

the fall of the songhai empire
the fall of the mali empire
the introduction of islam into west africa
the entrance of portuguese explorers into african territory

The answer on edg. is:

C.) The introduction of Islam into West Africa :)

the fifth and fourteenth amendments to the united states constitution each contain a due process clause. due process deals with the administration of justice and thus the due process clause acts as a safeguard from arbitrary denial of life, liberty, or property by the government outside the sanction of law.

hope this =d give me brainliest