25 Which of the following is not a step for determining nonobviousness?
(A) a survey of the scope and content of the prior art
(B) identifying a specific utility
(C) an examination of the differences between the invention and the prior art
(D) a determination of the level of ordinary skill in the art

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統計： A(1), B(2), C(2), D(0), E(0) #1866300

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