The Supreme Court has not given full protection to fighting words because

A) such words are not part of the essential exposition of ideas.
B) they are a form of sedition.
C) they are a form of obscenity.
D) they are necessarily slanderous.

Fighting Words

Phrases or expressions that by their utterance can inflict injury or incite an immediate breach of peace.

Essential Exposition

A fundamental or vital explanation, demonstration, or exhibition of an idea, theory, or concept.

Obscenity

Material (such as books, movies, or images) considered offensive or disgusting by prevailing standards of morality and decency, often subject to legal restrictions.