A nurse is caring for a school-age child who has pertussis. Which of the following actions should the nurse take?

A. Place the child in a protected environment for 48 hr: While isolation might be implemented, 48 hours is not a typical timeframe for pertussis. The contagious period can last for weeks.B. Administer the pertussis vaccine: The pertussis vaccine is for prevention, not treatment of an active case.C. Report the diagnosis to the public health department. Pertussis, also known as whooping cough, is a highly contagious respiratory illness. Reporting the case to the public health department allows them to track the spread of the disease and take steps to prevent further outbreaksD. Restrict oral fluids to 500 mL per day. Restricting fluids can worsen dehydration, especially in a child with a respiratory illness.