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A(8)is a(9)sign, design or expression which(10)products or services of a particular trader from the similar products or services of other traders.(10)为

A(8)is a(9)sign, design or expression which(10)products or services of a particular trader from the similar products or services of other traders.(10)为
A.exclude
B.distinguishes
C.patent
D.original
正确答案:distinguishes