Identify the part of speech or the form of a part of speech in the underlined portion of the next sentence.

Exhausted and tired, I went home and immediately collapsed on the couch.
A. Noun

B. Verb

C. Adjective

D. Adverb

immediately is the underlined word
D

D is right.

D. Adverb

immediately modifies the verb "collapsed" by providing information about when the action occurred.

D. Adverb

To identify the part of speech of the underlined word "immediately" in the sentence, we can analyze its function in the sentence.

In this case, "immediately" is describing how the action of "collapsing on the couch" is taking place. It is modifying the verb "collapsed," indicating the time or manner of the action.

Based on this analysis, the underlined word "immediately" is functioning as an adverb in the sentence. Adverbs often modify verbs, adjectives, or other adverbs to provide additional information about time, manner, place, degree, or frequency.

So, the correct answer is D) Adverb.