<span>B. Mr. Moon, whom you have met, is my assistant.
The relative clause in this sentence is "</span><span>whom you have met". The relative pronoun used here is the whom. Relative pronouns are type of pronouns that make use of possessive pronouns, or acts as an object or subject in the sentence.
A story about the meaning of whale songs. That’s the only one that I wouldn’t have to actually see what you’re talking about. I could just listen to it
