Which composer does not represent music of the classical period (a) mozart (b) haydn (c) bach (d) beethoven

Hey user

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hope well

so the answer is going to be 

not a because he was a classical writer and it was not Bach and Beethoven because of the same thing.
and so just get left with (B) Haydn

and so the final answer is going to be...
drum roll  

(B) Haydn

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or if I was wrong let me know.

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