The correct option is D Hindu, Buddhist and Jaina
The Ellora caves are a group of 34 caves. The caves are datable from circa 6th - 7th century A.D. to 11th - 12th century A.D. These caves dedicated to Hindu, Buddhist and Jaina faith. The Hindu caves are the most dramatic in design, and the Buddhist caves contain the simplest ornamentation. Ellora served as a group of monasteries (viharas) and temples (chaityas).