問題詳情
18 For the most part, patents are granted to inventors according to national law. Thus, patents represent _______grants of exclusive rights. Fill in the blank with the best answer from the following choices.
(A) collapsible
(B) territorial
(C) collateral
(D) tiny
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)