According to Paragraph 5, the author tends to agree that
_____.
A、researchers are usually selfless heroes
B、we should not hold firm belief in science
C、there should be no error in scientific work
D、science needs discussion and disagreement
【正确答案】：D
【题目解析】：根据第5段，作者倾向于同意科学需要讨论和分歧。
