Question

My best friend and I enjoy wandering through the catacombs.

Which role does the underlined verbal phrase serve in the sentence?
object of a preposition
subject of the verb
object of the verb
predicate nominative

Answer 1

object of the verb through the catacombs.

Step-by-step explanation:

Because if you ask to the verb where do you and your friend enjoy wandering?

the object to answer to this verb is the through the catacombs.

Answer 2

My best friend and I enjoy wandering through the catacombs.
If the underlined verbal phrase is wandering through the catacombs, then it serves the role of object of the verb.
What do my friend and I enjoy? Wandering through the catacombs.