Prior to the conversion to Islam, the predominant religion of Persia was Zoroastrianism.
Islam
Islam.
The major religion of Indonesia is Islam.
yes
Islam, mainly sunni branch
Islam
There are three predominant religions: Hinduism, Sikhism, and Islam, with Christianity in large numbers in certain pockets of the continent.
Hindu
No. Islam is not a language; it's a religion. The predominant language in North Africa is Arabic (admittedly in various dialects). There are also a number of Amazigh (Berber) languages used in North Africa. Islam is the predominant religion in North Africa.
Islam is the predominant religion of the Swahili people.
Islam is centered in North Africa and Asia. There are a significant number of Hindus in India and Buddhists in the far east, but Islam is still predominant.