Read the sentence. daily waterings keep sheila’s plants healthy, and she watches closely for early signs of disease. which word functions as an adverb in the sentence?

The word that functions as an adverb in the sentence is "closely".

Explanation: An adverb is a type of word used to modify a verb, an adjective or another adverb. Moreover, adverbs usually refer to the circumstances in which an action develops and they generally end in "-ly". In the sentence provided, there is a word that functions as an adverb: "closely". "Closely" is an adverb because, besides ending in "-ly", it is modifying the verb "watches". Furthermore, "closely" is providing information about the way in which the subject ("she") is carrying out the action.

not sure how to answer your question sorry