What is the name of the blue-and-white eye-shaped charm widely used to ward off the evil eye?

• A filakto
• B mati ✓
• C komboloi
• D stavros

The mati (eye) is a blue-and-white glass charm used throughout Greece as apotropaic protection against the 'evil eye' (vaskania), worn as jewellery, hung in homes, or pinned on babies.