The word （） means "a mark that is used by a manufacturer or merchant to identify the origin or ownership of goods and to distinguish them from others and the use of which is protected by law.".
A.monopoly
B.trademark
C.copyright
D.disclosure
正确答案：B
The word （） means "a mark that is used by a manufacturer or merchant to identify the origin or ownership of goods and to distinguish them from others and the use of which is protected by law.".
A.monopoly
B.trademark
C.copyright
D.disclosure
正确答案：B