The correct answer is the Udayagiri Caves.
Examples of Gupta art include the Udayagiri Caves which are twenty rock-cut caves that are located near Vidisha, Madhya Pradesh. They have been in existence since the early years of the 5th century CE and contain some of the oldest surviving Hindu temples and iconography in India. These caves are the only site verifiably associated through Gupta art monarch by its inscriptions.