The nurse is providing education to parents about preventing otitis media recurrence in their infant. Which instruction should the nurse include?

To prevent recurrence of otitis media in their infant. Exposure to secondhand smoke has been identified as a risk factor for recurrent otitis media. B. While it is important to monitor the infant's ears for signs of infection, daily inspection alone is not sufficient to prevent recurrence of otitis media. C. The prone position after feeding is not recommended for infants due to the risk of choking and aspiration, and it is not a preventive measure for otitis media. D. While breastfeeding is associated with a reduced risk of otitis media, frequent breastfeeding alone is not sufficient to prevent recurrence of the condition.