Which answer matches this clue: the 14th-century Tuscan vernacular of Dante's city that became the basis of the modern standard language?

• A Venetian
• B Neapolitan
• C Florentine ✓
• D Sicilian

The Florentine dialect was elevated to literary prestige by Dante, Petrarch, and Boccaccio, and later codified by Pietro Bembo as the model for written prose.