A nurse is planning care for a school-age child who was admitted from the emergency department 2 hr ago. Which of the following interventions should the nurse include to promote adequate sleep for the child?

The correct answer is C: Follow the child's home sleep routine to reduce anxiety. This intervention is important as it helps maintain a sense of familiarity and security for the child, reducing anxiety and promoting better sleep. Adjusting bedtime (A) may disrupt the child's routine and cause further stress. Leaving lights on (B) can disrupt the child's circadian rhythm and hinder sleep. Providing video games (D) can be stimulating and counterproductive to promoting sleep. Other choices are not provided, as they do not align with best practices for promoting adequate sleep in a hospitalized child.