What is the main theme of the short story 'The Interlopers'?

The Interlopers is a short story that revolves around two men who meet in a forest where they are feuding, and become trapped under a fallen tree. They eventually reconcile, but are killed by wolves. The moral of the story is that hatred is destructive. Both men are in the forest in the story due to their mutual hatred. Because of their presence, they are trapped under a tree and eventually killed by wolves, thus emphasizing the destructive consequences of hatred. Option C correctly conveys the idea of the story, and thus is the correct answer.