Answer: A.to understand life.
Henry David Thoreau decided to go to the woods on his own in order to figure out his purpose in life. He believed that society could sometimes distract us in a way that prevented us from seeing the most important things in life. While in the woods, Thoreau decided to engage in self-reflection in order to better understand himself, his desires and his motivations. He retold his experience in the book Walden.
