Which answer matches this clue: the Sicilian puppet theatre tradition designated UNESCO intangible cultural heritage in 2001?

• A Commedia dell'arte
• B Opera dei Pupi ✓
• C Canto a tenore
• D Tarantella

Opera dei Pupi features elaborate marionettes in armour performing chivalric epics based on Carolingian legend, particularly in Palermo and Catania.