The correct answer is B. Kurukshetra.
Kurukshetra is a region in the Indian state of Haryana. It is known for its historical significance, as it was the site of the Kurukshetra War, a major battle described in the Mahabharata. The war was fought between the Pandavas and the Kauravas, two branches of the Kuru clan. The Pandavas were the rightful heirs to the throne of Hastinapura, but the Kauravas refused to give it to them. The war lasted for 18 days and resulted in the deaths of many people, including most of the Kauravas.
The Kurukshetra War is one of the most important events in Hindu mythology. It is a story of good versus evil, and it teaches the importance of dharma, or righteousness. The battlefield of Kurukshetra is considered to be a holy place, and it is a popular pilgrimage destination for Hindus.
The other options are incorrect. Panipat is a town in the Indian state of Haryana. It was the site of two major battles, the First Battle of Panipat in 1526 and the Third Battle of Panipat in 1761. Mewat is a region in the Indian state of Rajasthan. It is known for its historical significance, as it was the home of the Mewar kingdom. Kargil is a town in the Indian state of Jammu and Kashmir. It was the site of a major battle between India and Pakistan in 1999.