B)expository text
Explanation:
It's non fiction and true information
Thoreau’s reasons for moving to the woods are; to live in front of essential facts of life, to live sturdily and spartan like, to drive life to a corner, the purpose of thoreaus writing is to inform his journey of living in a cabin that he built in the woods. The lines 26-40 are talking about what thoreau why he is doing this, living by himself and what he hopes to gain from it.
The answer is B The sun is like a balloon. A simile uses a like or as