The correct answer is (b), Leh.
The Fifth National Ice Festival was held in Leh, Ladakh, India from January 15 to 17, 2019. The festival was organized by the Ladakh Tourism Development Corporation (LTDC) and the Ministry of Tourism, Government of India. The festival featured a variety of ice sculptures, ice hockey, ice skating, and other winter sports.
Gulmerg is a town in the Indian state of Jammu and Kashmir. It is a popular tourist destination, known for its snow-capped mountains and scenic beauty.
Kargil is a town in the Indian state of Jammu and Kashmir. It is located in the Ladakh region, and is known for its high altitude and cold climate.
Pahalgam is a town in the Indian state of Jammu and Kashmir. It is located in the Kashmir Valley, and is known for its beautiful scenery and pleasant climate.