I don’t know try C maybe that’s the answer
Answer:
There are no dependent clauses
And is the coordinating conjunction
"It was almost December" is an independent clause
"Jonas was beginning to be frightened is an independent clause
There aren't any prepositional phrases
Compound sentence
It adds to the overall effect on the readers because it shows that Jonas is uncertain and makes the readers realize the correction that Jonas makes to make the sentence more reasonable.
Explanation:
Thoreau has a possitive attitude toward the outdoors and believe that all people should return to nature as salvation for them. He believes that cities are bad for us.