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: What is the conversation mainly about? (A) Sandra's foot. (B) Cleaning the floor. (C) Housekeeping costs.
(B) Cleaning the floor.