You characterize it by antagonism.
It isn't simile, because there is no comparison to anything, and it isn't ironic.
Answer:
The men knew that wolves were out and had noticed them. This speaks to the theme of danger and chaos in the wild. The wild is not dictated by the rules of man: it is wild and unpredictable.
Answer:
It uses the word you and makes the reader feel a part of the story.
Explanation:
Reading any story in second-person POV, 'you' is always used.
