单选题
It can be inferred from the passage that the author views the information contained within it as
A、
controversial but irrefutable
B、
speculative and unprofitable
C、
uncomplicated and traditional
D、
original but obscure
E、
(E) sadly lacking in elaboration
【正确答案】
C
【答案解析】
To the author the concept is both simple and traditional, dating as it does from Newton's time.
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