单选题 Which of the following most accurately describes the pattern of the passage?

A、 The author first refutes the classification of research into the pure and the applied and then analyze the reasons for the intellectual snobbery and tendency to look down on the one of the two.
B、 The author first refutes the classification of research into the pure and the applied and then presents his own classification.
C、 The author first refutes the classification of research into the pure and the applied and then points out that the classification results from two false ideas.
D、 The author first points out the practical importance of applied research and then criticizes those who look down on applied research.

【正确答案】 A

【答案解析】通读全文可知作者先指出了对科学研究的两种划分，并表明了他的不赞成态度，随后又解释了一些人轻视applied research的原因，选项A符合。