Which BEST describes the underlined group of words?

Question

After we do our homework, we can sit around and recite poetry.
Responses
A It is a prepositional phrase acting like an adverb.It is a prepositional phrase acting like an adverb.
B It is a prepositional phrase acting like an adjective.It is a prepositional phrase acting like an adjective.
C It is a dependent (subordinate) clause acting like an adverb.It is a dependent (subordinate) clause acting like an adverb.
D It is a dependent (subordinate) clause acting like an adjective.

Answer 1

AIt is a prepositional phrase acting like an adverb.