(1)i have paid, no poll tax for six years. (2) i was put into jail once on this account for one night; as i stood considering the walls of solid stone, two or three feet thick, the door of wood and iron a foot thick, and the iron grating which strained the light. (3) i couldn't being struck with the foolishness of that institution: which treated me as if i were mere flesh and blood and bones to be locked up. (4) i wondered that it should have concluded, at length, that this was the best use it could put me to, and had never thought to avail itself of my services in some way.

-henry david thoreau, "civil disobedience"
which numbered section contains correct punctuation?
a) section 1
b) section 2
c) section 3
d) section 4