Which Statement Best Summarizes Religious Belief Systems in Southeast Asia

Which statement best summarizes religious belief systems in Southeast Asia?

A) Southeast Asia is the native home of Confucianism and Buddhism, which explains why they remain the predominant religions of the region.
B) Due to the large number of religions practiced in Southeast Asia, many of the religions have adopted traditional ideas or practices of other belief systems.
C) Studies show that religion is a much less important facet of life in Southeast Asia than it is in most other world regions.
D) Religious tolerance is widely practiced, except in the case of Islam, which is outlawed.