Question at position 13 What is a copyright?exclusive right to a product for a period of 20 years from the date the application is filed with the government.a government-granted exclusive right to produce and sell a creationa government designation that a firm is the only legal provider of a good or servicea symbol, word, or words legally registered or established by use as representing a company or productClear my selection单项选择题

A

exclusive right to a product for a period of 20 years from the date the application is filed with the government.

B

a government-granted exclusive right to produce and sell a creation

C

a government designation that a firm is the only legal provider of a good or service

D

a symbol, word, or words legally registered or established by use as representing a company or product

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