I think your answer will be C.
Answer
D. a regularly repeated line or group of lines:
Explanation:
Do you have any other questions?
The correct answer is C because compound sentences have two independent clauses, which can stand alone.
The issue showed in this excerpt of A Modern proposal is poverty, and the author deal with it satirizing the economy of the nation and the responsibility of the government to take care of sick and old people that are not able to work and be productive.
These people become a burden to the nation, that does not want to deal with them but hide the poverty, by saying they are concerned about the poor people.