Which classical reference is visible on Ghiberti's Sacrifice of Isaac panel?

A) The flowing drapery of Isaac
B) The naked figure of Isaac
C) The elongated S curve of Isaac's body
D) The pose of Abraham

Classical Reference

Allusions to or inspirations from the cultures, literatures, or philosophies of ancient Greece and Rome, often seen in art, literature, and architecture.

Elongated S Curve

A stylistic figure used in art and architecture characterized by an exaggerated S-shaped line or form, conveying sense of movement and grace.