Choose the answer.
Read the passage from "To Build a Fire."
He was making four miles an hour, and he calculated that he would arrive at the forks at half-past twelve. He decided to celebrate that event by eating his lunch there.
Which is the best conclusion about the man, based on the information in the passage?
A: He is downhearted.
B: He is scared.
C: He is optimistic.
D: He is funny.