Seems great. Try to keep it simple for people to understand.
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.
<span>A complete subject includes the simple subject plus any modifiers (descriptive words) that might describe the subject.</span>