What Effect Does the Accidental Destruction of the Personal Watercraft

What effect does the accidental destruction of the personal watercraft have on the deal between Charles and Joan?

A) Charles is in breach of contract and must pay Joan damages because she accepted before he could tell her about the fire.
B) Charles is in breach of contract and must purchase a similar watercraft to transfer to Joan.
C) Charles is not in breach of contract because an insufficient material term involving who would move the watercraft was omitted.
D) Charles is not in breach of contract because the offer was not sufficiently definite.
E) Charles is not in breach of contract because of destruction of the subject matter.