I think the answer is B because Don Quixote has sworn to stand up for people who needs help
The theme which is best reinforced by the given excerpt is that women generally felt detached from each other because of the societal roles thrust upon them. This can be seen especially from the sentence in the passage which states that, ' we live close together and we live far apart'. 'Live apart' in this sentence implies that there is no real close relationship among the women even though they are neighbors[ live together].
Well they did it to make the country better