Hey did you end up finding the answer? I am on oddysseyware and haven't figured it out. Its a Pre Test
I think the answer is : B. preposition: through; object of the preposition: window
preposition describe a relationship between words in a sentence and the object of the preposition is the head noun within the noun phrase or the noun clause
hope this helps
Answer:
Hard to say, as you only gave one sentence, but the sentence you provided is an okay example of figurative language.