The nurse is caring for a hospitalized toddler who was toilet trained at home. He wets his pants. The best response to this situation is to say:
A) "You should have told me when you needed to use the bathroom."
B) "It's okay, accidents happen. Let's get you cleaned up."
C) "You're a big kid now, you shouldn't be wetting your pants."
D) "Do you need to go potty now?"