how is the underlined phrase in the sentence below used in the sentence?

-frustrated by the woman's response- to the Border guard repeated his question

3 answers

The underlined phrase "frustrated by the woman's response" is used as a participle phrase in the sentence. It provides additional information about the emotional state of the Border guard as he repeated his question.
the options are

as an adjective

as a noun

as an adverb
In this case, the underlined phrase "frustrated by the woman's response" is used as an adjective. It describes the emotional state of the Border guard.