GMAT Sentence Correction (SC) | Re: A letter by Mark Twain, written in the same year as The

You meana year ?
Anyway, can we really dismiss A for the use of 'The Adventures of Huckleberry Finnwere published'? Are we supposed to have prior knowledge of the book? For a layman, The Adventures of Huck could be a series of multiple short stories.
Would A be okay if it said ' A letter by Mark Twain, written in the same year as The Adventures of Huckleberry Finn
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