Which folk-epic oral tradition, reciting byliny—heroic narrative poems about bogatyrs (warrior knights) like Ilya Muromets—was preserved by peasant storytellers into the 20th century?

• A Guslars
• B Rhapsodes
• C Skaziteli ✓
• D Bayans

Skaziteli (сказители) were the custodians of the byliny (былины), reciting from memory epics that blended historical events from the Kievan era with mythological elements and Christian motifs.