I think the correct answer from the choices listed above is option B. The narrator allude the to the possibility of requiring a wife who could match Adams social standards at the end of the sentence from Mark Twain's "The 1,000,000 Bank-Note". Hope this answers the question.
Try going to bed at a reasonable time.
Life is not only worthwhile if you are happy living it. You have been blessed with the chance to experience the world through your current life. If you are not happy living it, then you are doing something wrong. There are things out there that can make you happy. Go out and try something new. You should be happy that you have the chance to experience the world.
B Sister's because it shows ownership with the apostrophe s