Answer:
Option A. is correct
Explanation:
Buddhism was dominant in India in the past. However, today India's population consists of 1% Buddhist only. Buddhism arose in India in the 500s B.C.E. when a prince Siddhartha Gautama joined a group of ascetics who were searching for enlightenment. In the region, 'enlightened' people were called Buddha. So, Siddhartha was named as Buddha.