M: The floor looks super clean. Did you call the cleaning company? W: Nope. My foot is broken. I stay at home. So I did it myself. M: With a broken foot? Was that a good idea? W: Don't worry, Dave. M: You could have called Brenda. She would have done it for you. W: I'm not asking your little sister to clean my floors, Dave. Anyway, it wasn't as hard as you think. I have been using a Roomba recently. M: Oh, that cleaning robot? I'm jealous, Sandra. I wanted one, but I didn't have 500 extra dollars. W: I know. They're so expensive. I got mine from my boss when I was Employee of the Year two years ago., Question: Who is Brenda? (A) Dave's sister. (B) Sandra's boss. (C) Dave's house cleaner.
(A) Dave's sister.