The Indian sub-continent was originally part of ________.
Geologically, the Indian subcontinent was originally part of a huge mass called Gondwana continent. Later is due to the tectonic movements and with a gradual change in the shape and size of the landmasses. It further drifted away from East Africa about 160 million years ago, around the Middle Jurassic period.
So the above information shows that young folded mountains are most prone to earthquakes. Thus correct options are D. Other options are not suitable.