A nurse is providing discharge instructions to the caregivers of a child who is postoperative following a tonsillectomy. Which of the following statements should the nurse include in the teaching?

"Call your provider if your child has an increase in swallowing."

"Use a warm-mist vaporizer in your child's room at night."

"Encourage your child to blow their nose frequently to clear secretions."

"Offer your child a smoothie through a straw."