A nurse is caring for a 1-week-old newborn who has hyperbilirubinemia and is being treated with phototherapy. Which of the following actions should the nurse take?

A. Phototherapy can increase a newborn's body temperature. Frequent monitoring is essential to prevent overheating. B. Mittens may be used but their use is not directly related to phototherapy. C. Applying lotion can interfere with the effectiveness of phototherapy. The newborn's skin should be kept clean and dry. D. The newborn's eyes should be checked more frequently, typically every 4 hours, to monitor for any irritation or inflammation caused by the light.