The Family of a Dying Patient Asks the Nurse "Why

The family of a dying patient asks the nurse "Why bother giving the patient laxatives and stool softeners now?" What response by the nurse is best?

A) "They were ordered by the provider so I have to give them."
B) "I don't know but I can find out and let you know."
C) "Constipation causes abdominal discomfort so we try to prevent it."
D) "You don't want the patient to get constipated, do you?"