Respuesta :

Q: Each kingdom of the Sahel practiced __________ as their primary form of worship.
A: Each kingdom of the Sahel practiced Islam as their primary for of worship.
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The correct answer is: each kingdom of the Sahel practiced Islam as their primary form of worship.

Explanation

Each kingdom of the Sahel (that means "shore" in Arabic), practiced Islam. Islam is a religion in which people believe that there is only one God (called Allah) and that Muhammad is the messenger of God.

Moreover, people who practice Islam as their form of worship are called Muslims.