answer: Lily's mom asks Lily to drink a glass of saltwater to heal her throat faster.
documents: #Person1#: Great. My favorite-soup, soup, soup. . .
  #Person2#: Oh, and there's one more thing you have to do every hour on the hour, sweets.
  #Person1#: Blow my nose?
  #Person2#: Well, you do that when your nose needs blowing. I was talking about a way to make your throat heal faster.
  #Person1#: No, please, Mom! Don't make me gargle with saltwater!
  #Person2#: It works better than any medicine, Lily. I'll make you a glass right now, and you'll finish it!