Final answer:
Christianity is practiced by the largest percentage of the world's population.
Step-by-step explanation:
The correct answer is **Christianity**. Christianity is practiced by the largest percentage of the world's population. It is estimated that approximately 31% of the world's population identifies as Christian. Christianity is a monotheistic religion based on the teachings of Jesus Christ. Some examples of Christian denominations include Catholicism, Protestantism, and Orthodox Christianity.
Learn more about Religions practiced by the world's population