Respuesta :

Thoreau's first thought upon being imprisoned in "Civil Disobedience" is that he considers the prison a foolish institution.
He got in there because of his firm beliefs that the government should be fought against and that the people should have a say in state affairs regarding issues that concern them directly.

Answer:  C. He considers the prison a foolish institution

Explanation:

it clearly states it in the story if u read it but if u didnt then there goes the answer. Hopefully this helps you out