More than percent of the motorcycle operators who died in single-vehicle crashes in were impaired.

c. is the answer to your question.

explanation:

ye

explanation:

what are you

many is the pronoun that is used in this sentence. many is a quantifier that determines the amount of discoveries. when we use quatifiers followed by nouns, they act as determiners, but when they are used without a noun, as it is this case, they are pronouns.