Option a is the correct answer. The Mahaparinirvana Temple is located in Kushinagar, Uttar Pradesh, India. It is said to be the place where the Buddha attained Mahaparinirvana, or the final passing away. The temple was built in the 5th century AD by Swami Haribala, a disciple of the Buddha. It is a large complex with a number of shrines and stupas. The main shrine houses a reclining statue of the Buddha.