Which answer matches this clue: the 6th-century Byzantine basilica in Ravenna famous for its golden interior mosaics?

• A Basilica of San Vitale ✓
• B Sant'Apollinare Nuovo
• C Santa Maria Assunta di Torcello
• D Basilica of Santa Prassede

The Basilica of San Vitale in Ravenna contains some of the finest surviving Byzantine mosaics outside Constantinople.