When Is a Mark Said to Have Acquired a Secondary

Multiple Choice

When is a mark said to have acquired a secondary meaning?

A) when a mark that resembles a mark already registered with the U.S.Patent and Trademark Office is used for a new product or service
B) when ordinary words establish a new meaning due to its attachment to a product or service
C) when a distinctive mark or design is created for a new product or service
D) when descriptive words are used that have no direct relevance to a product or service