Identify one historical process in South or Southeast Asia that accounts for

the religion of the Srivijaya merchants in Quanzhou.

The historical process in South or Southeast Asia is Vajrayana Buddhism that accounts for the religion of the Srivijaya merchants.

Explanation:

This process is a mystical form of religion that will have the cultivation of natural powers and mantras. So many people will follow this religion. After many days the Srivijaya empire has made as to the center for this. They developed super beliefs about the magic of Buddhism. So this power of magic influenced all the religions. They have been teaching this Buddhism all time.