The correct answer is: B. Ladakh region
Tso Moriri Wetland Conservation Reserve is located in the Ladakh region of India. It is a Ramsar site, a wetland of international importance. The reserve is home to a variety of wildlife, including migratory birds, snow leopards, and Tibetan antelopes.
The Changtang area is a vast plateau in the eastern Himalayas. It is home to a number of nomadic peoples, as well as a variety of wildlife, including yaks, snow leopards, and Tibetan antelopes.
The Karakoram range is a mountain range that runs along the border between India and Pakistan. It is the second-highest mountain range in the world, after the Himalayas.
None of these options are correct.