Read the excerpt from an adaptation of "To Build a Fire.”At a place where there were no signs, where the soft, unbroken snow seemed to advertise solidity beneath, the man broke through. He wet himself halfway to the knees before he floundered out to the firm crust.

The man breaks through hidden, unstable snow and gets wet, so the conflict is between the character and the natural environment. This is character vs. nature, choice C. It is not character vs. self because the problem is not an internal struggle, and no other person or society is opposing him.

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