Question

which is the following one is the oldest due to its formation?
a)the himalayas b)thar desert c)the kashmir hills d)peninsular plateau ​

Answer 1

Answer:

The Archean system is the oldest rock system of India. The rocks belonging to this system were formed at the time of cooling and solidification of the upper crust of the earth's surface in the pre-Cambrian era about 40004000 million years ago.