48. According to the article, what is missing in Atul Gawande’s “book”?
(A) The book fails to apply checklists to fields other than medical profession.
(B) The book does not have evidence to prove the positive effects of checklists.
(C) The book does not mention the unintended consequences of checklists.
(D) The tone of the book is not enthusiastic or sincere enough.