Where do many of South Asia's major rivers begin?
A Bay of Bengal
B Indian Ocean
C Himalaya Mountains
D Thar Desert

A.)

Explanation:

Hope this helps:)

the precambrian aged rocks could be found in australia. australia is a region that has a lot of ancient civilization history from million years ago. in this region, there are a lot of recognizable fossils buried in its land which is considered a precambrian-aged rocks