Question

What is the prepositional phrase in this sentence?

Late last night their was aloud knock at the door
a.)Late last night
b.)there was
c.)a loud knock
d.)at the door
I think it's D

Answer 1

You are right, the prepositional phrase in the sentence Late last night there was a loud knock at the door is D) at the door.
The only preposition in the sentence is at, therefore this has to be correct.