A Patient Tells the Nurse,"Everyone Says We Should Sleep 8

A patient tells the nurse,"Everyone says we should sleep 8 hours a night.I can only sleep 6 hours,no matter how hard I try.Am I doing harm to my body?" Select the nurse's best response.

A) "Tell me what you have tried to increase your total sleep hours."
B) "Lack of sleep acts as a stressor on the body and can cause physical changes."
C) "If you have really tried to sleep more,maybe you should consult your physician."
D) "If you function well with 6 hours of sleep,you are a short sleeper.That's normal for some people."