Sex

The one I have with your mom, and the one I have with your dad

Person A: Are you a man or a woman?
Person B: Yes
Person A: Okay, what’s your sex?
Person B: What do you mean?
Person A: No I mean like, what’s in your pants?
Person B: Poop?
Person A: No, what’s between your legs?
Person B: Which one, your mom or your dad?