18 The requirement of enablement for patent is to facilitate a person having ordinary skill in the art to make and use the invention
without ___________ . Choose one phrase that best completes the above sentence.
(A) sufficient embodiments
(B) prior art
(C) public use
(D) undue experimentation
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統計: A(0), B(1), C(0), D(1), E(0) #1200179
統計: A(0), B(1), C(0), D(1), E(0) #1200179