What is the preposition in this sentence silence your phone before the movie

2 or b: before

Explanation:

preposition: a word governing, and usually preceding, a noun or pronoun and expressing a relation to another word or element in the clause, as in “the man on the platform,” “she arrived after dinner,” “what did you do it for ?”.

Simple prepositions are words like at, for, in, off, on, over, and under. These common prepositions can be used to describe a location, time or place. Some examples of common prepositions used in sentences are: He sat on the chair.

explanation:

gay

the group received an extra pound of butter for christmas.

the annex was delighted to hear that we'll all be receiving an extra quarter pound of butter for christmas.