To Build a Fire

Which of the following quotations develops the fire as a symbol of survival?

A. "The dog had learned fire, and it wanted fire, or else to burrow under the snow and
cuddle its warmth away from the air." (Paragraph 6)
B. "The dog took satisfaction in the fire, stretching out close enough for warmth and far
enough away to escape being singed." (Paragraph 14)
C. "There was the fire, snapping and crackling and promising life with every dancing
flame." (Paragraph 21)
D. "And still he endured it, holding the flame of the matches clumsily to the bark that
would not light readily because his own burning hands were in the way, absorbing
most of the flame." (Paragraph 28)