Which of these did Ghana, Mali, and Songhai adopt as a result of cultural diffusion?

Shipbuilding

Education

Polytheism

Islam

Islam

Explanation:

The old Kingdom of Ghana and the Malian and Songhai empires were all located around the same area at different points in time, the Western part of Africa including Mali and the rest of the Western Sahel.

These Empires became very wealthy from the trade of gold and spice such as salt with Arabian traders and this led to alot of interactions with the latter.

As the Arabs settled and traded with these Empires, they spread the message of The Prophet and Islam spread. Indeed, it was because of the foothold that Islam gained in this kingdom that enabled it to then spread to the rest of Africa.

affirmative action refers to the policies that take gender, race, or ethnicity into account in order to promote equal opportunity.

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it affected it because the kingdoms (with trade) slowly got richer and richer.