How does Achilles die? A. Aeneas defeats Achilles in battle. B. The men of Troy set fire to a Greek ship with Achilles on board. C. Achilles's heel is pierced by Paris's arrow. D. Hector pierces the armor that the gods made for Achilles.

Achilles was a super-soldier, who was dipped in to a liquid when he was a child to make him impervious to attacks. However, he was held by the ankle as he was dipped in, so that part of his body was unprotected. Paris shooting him here is what brought him down, so the answer is C

"C. Achilles's heel is pierced by Paris's arrow " is the unlikely and tragic way in which Achilles died. This is where the phrase "achille's heel" comes from.