Which answer matches this clue: the Corpus Christi flower-petal carpet tradition in the Castelli Romani town of Genzano?

• A Infiorata di Bolsena
• B Infiorata di Spello
• C Infiorata di Genzano ✓
• D Infiorata di Brugnato

The Infiorata di Genzano, held since 1778, covers the main street with intricate religious designs made entirely of coloured flower petals.