The sentence that shows an adverb modifying of an adverb is make sure you move quickly and quietly when going to your next class Option(d) is correct.
An adverb is known to be as the word which is belonging to actually one of the major form of the classes in a certain numerous languages over a certain time serving as a modifier of a verb.
Adverb are known to be as the words which actually usually modify that is usually they actually restrict or relatively the meaning of the verbs and also they modify the entire sentences.
Therefore Option(d) is correct.
Learn more about Adverb here:
brainly.com/question/8554630
#SPJ5
