A nurse is reinforcing discharge instructions with a parent of a 6-year-old child who has just had a tonsillectomy. Which of the following statements by the parent indicates an understanding of postoperative care?

"It's okay for my child to ride his bike in a few days."

"It's okay for my child to have plenty of ice cream."

"I'll help my child gargle with salt water a few times a day."

"I'll call the doctor if my child is swallowing continuously."