A New Mother Asks the Nurse,"Why Does My Baby Cry

A new mother asks the nurse,"Why does my baby cry so much?" Which statement by the nurse is correct?

A) "You need to try to hold your baby for longer periods of time."
B) "This means he is hungry.He needs to be fed more."
C) "Your baby uses crying to tell us if he feels hungry,uncomfortable,or lonely."
D) "We should examine him for signs of illness."