How does Hare outsmart Sharp-elbow to retrieve his stolen arrow ?

A. He sends a young man to retrieve it
B. He sends his grandmother to cast a spell on him that causes Sharp-elbow to consent to anything asked of him
C. He takes a whetstone with him to retrieve the arrow and when Sharp-elbow attacks he uses the whetstone for protection against the attack
D. He lights four prayersticks and asks the gods to retrieve it for him