A newborn infant is with his mother, who is a diabetic. He appeared pink and alert and his temperature was stable when he left the nursery 15 minutes ago. His mother calls the nurse and says, 'Look at his legs.' The nurse observes spontaneous jerky movements. What is the best INITIAL action for the nurse to take?

A Tell his mother that this is normal behavior for a newborn B Tell the mother to feed him his glucose water now D Take the baby back to the nursery and observe him for other behaviors and neurological symptoms C Do a Dextrostix test on the infant