Which best states the overall structure of walden?
a. the work describes the effect spending time in nature has on thoreau, and then explains why it has that effect.
b. the work describes thoreau’s thoughts over the course of a year spent immersed in the natural world.
c. the work compares thoreau’s thoughts before coming to walden to his thoughts afterward.
d. the work shows how various problems thoreau had before he came to walden are solved by his retreat.

Walden describes Thoreau's experience over the 2 years, 2 months and 2 days. During this time Thoreau immersed himself in nature hoping to understand society much more better and through personal examination. He led a simple and self-sufficient life. Therefor, the work describes Thoreau's thoughts over the course of a year spent immersed in the natural world.

B. The work describes Thoreau’s thoughts over the course of a year spent immersed in the natural world.

Explanation:

Walden depicts Thoreau's understanding over the 2 years, 2 months and 2 days. Amid this time Thoreau drenched himself in nature planning to comprehend society significantly better and through close to a personal level of examination. Thoreau drove a basic and independent life.

what lesson are you referencing?