I would say A. But I might be wrong. It also could be B.
Where is the sentence? Feel free to message me for further help.
Out of the following fragments, the one with the prepositional phrase is "during the darkest night." The correct answer is C.
C because it is the only answer with an infinitive verb
Answer:
C: If it is a nice day, we will go to the beach.
Explanation:
have a nice day <3