The correct answer is: C. Jai Singh Kanheya.
Jai Singh Kanheya was a Sikh chieftain who helped the Hindu rulers in winning back the Kangra fort from the Mughals. He was a brave and skilled warrior, and he played a key role in the victory.
Raja Bikramajit Singh was a Sikh ruler who was not involved in the battle for the Kangra fort. Jagat Singh was a Mughal general who was defeated by Jai Singh Kanheya. Purab Singh was a Hindu ruler who was not involved in the battle for the Kangra fort.
The Kangra fort is a historical fort located in the Kangra district of Himachal Pradesh, India. It is one of the largest forts in India, and it has been in use since the 10th century. The fort was captured by the Mughals in the 16th century, but it was recaptured by the Sikhs in the 18th century. The fort is now a popular tourist destination.