The Parents of a Newborn Who Is Being Treated for Bacterial

The parents of a newborn who is being treated for bacterial septicemia ask the nurse why their baby didn't seem very ill.The nurse's best response would be:

A) "A newborn's immune system isn't mature,so symptoms are vague."
B) "You would have seen more symptoms if you were looking closely."
C) "A fever will be present in sick newborns,including your baby."
D) "A mother's immunity usually protects the infant from illness."