Answer: It's C
The sentence that has a dangling modifier error is the following one: After seeing a movie about overflowing landfills, a new program for recycling was started in our town. The modifier used at the beginning of this sentence should be modifying the speaker of the sentence as the ones who watched the movie about overflowing landfills.
I would say b and c, since unfasten and clench are basically antonyms and those answers both have antonyms
Answer:
D. The speaker thinks he took the road less traveled, but is not sure if it has made any difference in his life.
Explanation:
Answering this question involves reading the entire poem to fully understand the context, while laying emphasis on lines 9-12. After which the answer can be seen in lines 18-20.