What introduced Islam to West Africa?

i need the answer fast

Islam first came to West Africa as a slow and peaceful process, spread by Muslim traders and scholars. The early journeys across the Sahara were done in stages. Goods passed through chains of Muslim traders, purchased, finally, by local non-Muslims at the southern most end of the route.

Explanation:

fue fruto de los contactos político–militares y comerciales con los bereberes del Magreb. Su primer contacto con el islam fue en el siglo VIII a través de las vías fluviales del Senegal y del Níger

Explanation:

the answer to your question is a because laws act as guidelines as to what is accepted in society. without it there would be conflicts between social groups and communities. it serves as a norm of conduct for citizens.