A female teen with celiac disease continues to eat food she knows will make her ill several hours after ingestion. While planning care, the nurse considers maturational and tertiary-level interventions. Which intervention will the nurse add to the care plan?

A) Teach the teen about the food pyramid.
B) Administer antidiarrheal medications with meals.
C) Gently admonish the teen and her parents regarding the consistently poor diet choices.
D) Assist the teen in meeting dietary restrictions while eating foods similar to those eaten by her friends.