問題詳情
29. We learn from the last two paragraphs that business-method patents
(A) are immune to legal challenges
(B) are often unnecessarily issued
(C) lower the esteem for patent holders
(D) increase the incidence of risks
(A) are immune to legal challenges
(B) are often unnecessarily issued
(C) lower the esteem for patent holders
(D) increase the incidence of risks
參考答案
答案：B
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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