If the options are metaphor, alliteration, allusion, and apostrophe, I believe the answer is metaphor, because the others don't fit.
Alliteration is the repetition of a consonant.
Allusion is reference to something or somebody outside of that literary work.
And apostrophe is the author speaking directly to somebody outside the poem, usually gods or a muse.
Answer and Explanation:
This question is about "To build a fire."
What motivates a man to travel is the feeling that he will be able to reach the camp after a few hours of walking. In the accommodation he will have food and warmth to protect himself from the intense climate that he is subjected to. The hope of arriving at the camp makes the man have the courage to walk many kilometers, in the extreme cold, as the temperature was -75ºF.
Man's motivations change during the journey because he needs to do things that will allow him to survive.
E I believe I may be wrong, hope this helps.
Because now the reader wants to know who the person is also
can you please put some more detail?