Which of the following could NOT be protected as a common form of trademarks?

Question

Quizplus · Accepted Answer

Trademarks are meant to identify and distinguish the goods or services of one party from those of others. Words used purely descriptively cannot be protected as trademarks because they need to be available for all to use to describe their goods or services accurately. Other options like geometric shapes, natural shapes, combinations of shapes and colors, and colors can be trademarked if they meet the criteria of distinctiveness and are not merely functional.

Which of the Following Could NOT Be Protected as a Common