Out of the following places which one is located at the highest altitude ?

Karnprayag
Rudraprayag
Nandprayag
Vishnuprayag

The correct answer is (b), Rudraprayag. It is located at an altitude of 860 meters (2,820 feet).

Karnprayag is located at an altitude of 820 meters (2,690 feet).

Nandprayag is located at an altitude of 880 meters (2,900 feet).

Vishnuprayag is located at an altitude of 830 meters (2,720 feet).

Rudraprayag is the confluence of the Alaknanda and Mandakini rivers. It is a popular tourist destination and a starting point for many treks in the Garhwal Himalayas.