The correct answers are A, E and F.
The proximity of Southeast Asia and India lead to a spreading of the Buddhist, Hinduist and Islamic religions.
Hinduism and Buddhism moved from India towards Southeast Asia. It is believed that mechands may have settled in the area, bringing monks with him, which lead to a spreading of the religions. But it was also spread by visitors to India who came for a bettle understanding of the Hindu spirituality.
Islam migrated from Southeast Asia to India because conversion to Islam was boosted by missionary activities. Therefore, many Muslim dynasties were soon established in places such as India and Persia.
