Question ID:PT6 S3 Q22 Passage:The true scientific significance of a group of unusual fossils discovered by the paleontologist Charles Walcott is more likely to be reflected in a recent classification than it was in Walcott’s own classification. Walcott was, after all, a prominent member of the scientific establishment. His classifications are thus unlikely to have done anything but confirm what established science had already taken to be true. Stem:Which one of the following most accurately describes a questionable technique used in the argument? Correct Answer Choice:AChoice A:It draws conclusions about the merit of a position and about the content of that position from evidence about the position’s source. Choice B:It cites two pieces of evidence, each of which is both questionable and unverifiable, and uses this evidence to support its conclusions. Choice C:It bases a conclusion on two premises that contradict each other and minimizes this contradiction by the vagueness of the terms employed. Choice D:It attempts to establish the validity of a claim, which is otherwise unsupported, by denying the truth of the opposite of that claim. Choice E:It analyzes the past on the basis of social and political categories that properly apply only to the present and uses the results of this analysis to support its conclusion.