WORLD RELIGIONS

Detailed explanation-1: -Adherents of Islam constitute the world’s second largest religious group. A projection by the PEW suggests that Muslims numbered approximately 1.9 billion followers in 2020.

Detailed explanation-2: -Adherents of Islam, called Muslims, number approximately 1.9 billion globally and are the world’s second-largest religious population after Christians.

Detailed explanation-3: -But while Islam is currently the world’s second-largest religion (after Christianity), it is the fastest-growing major religion.

Detailed explanation-4: -As of 2010, there were an estimated 1.6 billion Muslims around the world, making Islam the world’s second-largest religious tradition after Christianity.