ISLAM
A bit of Info: The spread of Islam, from Arabia began to spread west through Southwest Asia and North Africa in the 600s.But Islam also spread east to central Asia, India, Pakistan, Bangladesh, and Indonesia. The Muslim community in the country of Indonesia is one of the largest in the world.Main answer: Islam became a major religion in East and West Africa, because there were many Muslim traders going to trade in that part of Africa. And at the time Mansa Musa made a pilgrimage and brought many people with him.
Islam religion is spread all over the world. However, Islam religion is major religion in the Middle East, North Africa, and Asia.
No, it is not.
Kingdom of Saudi Arabia
The two major religions in Africa are Christianity and Islam. Christianity was better introduced in to Africa when it was declared a state religion in 300 C.E. In 440 C.E. majority of kindgom was converted and Christianity was declared as the official state religion. Islam spread to Africa through Arab passage. There were also many Muslim Empires in Africa which of course influenced religion. Islam rapidly grew in the 20th century.
Christianity
Christian
It's the major religion of North Africa.
Islam.
Animism
Islam, since being a citizen of Saudi Arabia legally requires you to be a Muslim.