One of the world's most critical watersheds is found in
Himalayas
A watershed is an area of land where all the water drains off of it and goes into the same place, i.e., river, stream, or lake.
The correct option is C.
Explanation of correct option:
Explanation of incorrect options:
Option A:
Aravalli range is one of the oldest mountain ranges in India crossing 13 districts.
Option B:
Vindhyachal city is a Hindu pilgrimage site in India.
Option D:
Deccan Plateau is located in South India between the Western Ghats and the Eastern Ghats and is very rich in minerals and precious stones.
Final answer: One of the world's most critical watersheds is found in the Himalayas.