The correct answer is C. Pavapuri.
Pavapuri is a town and a notified area committee in Nalanda district in the Indian state of Bihar. It is located 10 km from Rajgir, the ancient capital of the Magadha Empire. Pavapuri is famous as the place where Mahavira, the 24th Tirthankara of Jainism, attained moksha (salvation).
Mahavira was born in Kundagrama (now known as Vaishali) in 599 BCE. He renounced the world at the age of 30 and spent the next 60 years wandering as an ascetic. He attained moksha at Pavapuri in 527 BCE.
The Mahavira temple at Pavapuri is one of the most important pilgrimage sites for Jains. The temple complex is spread over an area of 100 acres and includes a number of temples, shrines, and other religious structures. The main temple is dedicated to Mahavira and is said to be built on the spot where he attained moksha.
The Mahavira temple at Pavapuri is a popular tourist destination. The temple complex is open to visitors from all faiths.