Which of the Following Is the Best Definition of a 'Certification

Multiple Choice

Which of the following is the best definition of a 'certification' trade mark?

A) A trade mark registered in respect of a type of goods and services not sold by the registered proprietor in order to defend a well-established trademark.
B) A trade mark used to indicate a special quality rather than a connection between a person and particular goods or services.
C) A sign used to distinguish the goods or services of members of an association from those of non-members.
D) A sign indicating the overall appearance,resulting from the visual features of an object of manufacture.