Internet connection which is either going to be broad band or dsl. The dsl will need the modem and router. But the answer is 'internet connection" ;-)
They could try feeding Nathan or changing his diaper. They should also check his temperature to see if he has a fever or something to that affect.
I hope this helped! :-)
OK so it allows the food to go down smooth from the mouth to the stomach and it also breaks down starch into simpler sugars