Which statement is true an adverb can only modify a noun or a pronoun

an adverb modifies a noun or a pronoun it automatically becomes an adjective. Yet, others assert that adverbs can modify pronouns: ... Naturally, some will argue that these words are adjectives. Of course, they function as adjectives in these sentences.

repetition is used to emphasize a feeling or idea, create rhythm, and/or develop a sense of urgency.

the red coloration of the lungs looks alarming and adds to the overall message that the flu is threatening apex