The correct answer is: C. Kalatop Khajjiar.
Kalatop Khajjiar Wildlife Sanctuary is a wildlife sanctuary located in the Chamba district of Himachal Pradesh, India. It was established in 1976 and covers an area of 130 square kilometers. The sanctuary is home to a variety of wildlife, including snow leopards, leopards, tigers, elephants, and deer. It is also home to a variety of birds, including the Himalayan monal, the koklas, and the snowcock.
The sanctuary is a popular tourist destination, and is known for its scenic beauty. It is also a popular destination for trekking and mountaineering.
A. Gamgul Wildlife Sanctuary is located in the Kullu district of Himachal Pradesh.
B. Tundah Wildlife Sanctuary is located in the Kinnaur district of Himachal Pradesh.
Both of these sanctuaries are home to a variety of wildlife, but they are not located in the Chamba district.