Question ID:PT40 S3 Q12 Passage:Novelist:  Any author who thinks a sentence is ungrammatical will not write it down in the first place, and thus will have no need to use a grammar book. On the other hand, any author who is sure a sentence she or he has written is grammatical will not feel a need to consult a grammar book. Thus, grammar books are useless as reference sources for authors.   Stem:The reasoning in the novelist's argument is flawed because the argument Correct Answer Choice:EChoice A:infers, from the claim that authors should not consult grammar books, that they will not in fact do so Choice B:infers, from the claim that an author does not mistakenly think that a sentence is ungrammatical, that the author will feel sure that it is grammatical Choice C:overlooks the possibility that grammar books are useful as reference sources for people who are not authors Choice D:presumes, without providing justification, that grammar books cannot have any use except as reference sources Choice E:ignores the possibility that there is a middle ground between being sure that a sentence is grammatical and thinking that it is ungrammatical