The
sentence that contains a relative pronoun is letter A: Mr. Moon, whom you have
met, is my assistant.
<span> A
pronoun is used to substitute a noun. In order for it to substitute, it must
have a clear antecedent. Personal pronouns are used to substitute nouns with
ownership. There are three persons point of view.1st person is when
the subject is the one who is speaking (e.g. I, me, my, mine, we, us, our, ours). 2nd person is
when the subject is the one being spoken to (you, your, yours). 3rd person is when the subject is
the one spoken about (he, him, his,
she, her, hers, it, its, they, their, theirs). Relative pronouns are ‘subject,
object, possessive: who, whom, whose, which, whose and that.</span>
I think it is imagery because it makes you imagine what it looks like, but it could be slant rhyme because the last word in each line rhyme. I would personally go with imagery but I'm not sure. -- Hope this helps