The nurse is providing care to Deanna, a 9-month-old infant diagnosed with failure to thrive (FTT). Deanna's parents are teenagers who lack knowledge regarding infant nutrition. A nursing diagnosis of potential for enhanced knowledge is the priority diagnosis for this family. Which nursing intervention is appropriate for the nurse to include in Deanna's plan of care for this priority nursing diagnosis? A) Referring the client to a speech pathologist B) Demonstrating tube feedings C) Assessing weight prior to discharge D) Teaching about the child's nutritional requirements