Hey there! Here's your answer:
During
Here's why:
Prepositions usually appear before a noun or pronoun, establishing a relationship between nouns, pronouns, and other parts of the sentence. Often short words that indicate direction or location, prepositions must be memorized in order to be recognized.
Here are some examples of common prepositions:
About, above, across, after, against, among, around, at, before, behind, below, beside, between, by, down, during, for, inside, into, near, of, off, on, out, over, through, to, toward, under, up, and, with.
I really hope this helps you out :)!