The correct option is D (d)All of the above
(D)
There are known more than 20 locations around India containing murals from this period, mainly natural caves and rock-cut chambers. The highest achievements of this time are the caves of Ajanta, Bagh, Sittanavasal, Armamalai Cave (Tamil Nadu), Ravan Chhaya rock shelter, Kailasanatha temple in Ellora Caves.