To which persons are we supposed to submit our assignments to

I'm assuming this is a multiple choice question that goes. "To which person are we supposed to submit our assignments?"

Which best describes the structure of this sentence.

A.This sentence places the subject at the beginining and the verb at the end?

B.This sentence uses parallel subjects and verbs

C. This sentence places the object before the verb

D.This sentence has a subject followed by a verb and an object.

The answer would be: C. This sentence places the object before the verb

in june, we will have been married for eighteen months. (i am assuming this is what you want? the sentence, as you have presented it, is grammatically incorrect--   you want it corrected, yes? )