
Passage: Commentator: many historians assert that their own discussion of historical issues, like any natural scientist, is objective and rarely influenced by ethical or aesthetic preconceptions. We obviously cannot accept what these historians say, because it is easy to find some wrong historical works that show the author's preconceived ideas or other aspects.
Question: The commentator's reasoning is flawed because he
A. A.Mistakenly believe that many historians who emphasize methodology intend to completely eliminate preconceptions
B. B.It is taken for granted that the requirements for objectivity put forward by natural scientists should be applicable to other fields
C. C.It is inappropriate to think that all ideological historical works are wrong
D. D.It is taken for granted that some historical works with preconceptions are written by historians who claim to be objective
Answer: