The world’s highest battlefield, the Siachen Glacier, is located in which mountain range?

(A) Himalayas
(B) Karakoram
(C) Hindu Kush
(D) None of these

The answer is: (B) Karakoram
The Siachen Glacier, situated at an altitude of over 5,400 meters, is the highest active military zone in the world. It lies in the eastern Karakoram range in the Himalayas, near the tri-junction of India, Pakistan, and China. Both India and Pakistan maintain a military presence in this harsh, glacial terrain.