Web Analytics

Which of the following sentences contains a prepositional phrase?

A.

I don't know where they went.

B.

There was a dark stain on my shirt.

C.

Only the best teams make the tournament.

D.

Whenever we get hungry, we also get grumpy.


I have a answer, but I'm not sure... This is important, I don't want to get it wrong. Thank you in advance.