The nurse is preparing an 8-year-old girl for a cystoscopy. Which instruction would be most appropriate to give to the child?
A)"You need to make sure that you don't go to the bathroom before the test."
B)"You might feel some burning when you go to the bathroom afterward."
C)"I'm going to have to put a tube into your bladder to empty it."
D)"I have to put a thick tight rubber band around your arm to get a blood specimen."