Which of the Following Statements by the Nurse Would Be

Which of the following statements by the nurse would be most helpful to a child during a procedure or a treatment?

A) "It is hard to be quiet and lie still during this, but you are doing very well."
B) "You're a good girl (or a good boy) ."
C) "This will only hurt for another 10 minutes."
D) "If you are good, I will give you some of your favorite ice cream or a Popsicle."