The correct answer is D. Jind Fort.
The Jind Fort is a 16th-century fort located in the city of Jind in the Indian state of Haryana. The fort was built by Rao Bika of the Bhatti clan of Rajputs in the 16th century. The fort was later captured by the Mughals and then by the Marathas. In the 19th century, the fort was captured by the British.
The fort is now a museum and a tourist attraction. The fort complex includes a number of buildings, including the palace, the mosque, the temple, and the mausoleums of Maharaja Ranjit Singh and Maharaja Kharag Singh.
The mausoleums of Maharaja Ranjit Singh and Maharaja Kharag Singh are located in the fort complex. The mausoleums are built in the Mughal style of architecture. The mausoleums are made of white marble and are decorated with intricate designs.
Maharaja Ranjit Singh was the founder and first Maharaja of the Sikh Empire. He was born in 1780 and died in 1839. Maharaja Kharag Singh was the son of Maharaja Ranjit Singh. He was born in 1801 and died in 1840.
The mausoleums of Maharaja Ranjit Singh and Maharaja Kharag Singh are important historical and cultural monuments. They are a popular tourist attraction.