A 12-Year-Old Male Is Admitted to the Pediatric Unit Due

A 12-year-old male is admitted to the pediatric unit due to persistent upper respiratory symptoms and respiratory distress. The patient has a history of developmental delay, chronic lung disease, and frequent respiratory infections. Upon assessment, the RN notes the patient to have a fever, moderate respiratory rate, productive cough, and large amount of nasal secretions. Upon report from the patient's mother, the patient has been on a 3-week course of antibiotics with no improvement in symptoms. The medical team completes a respiratory infection workup and the patient is diagnosed with bacterial pneumonia and methicillin-resistant Staphylococcus aureus (MRSA) superinfection.
-The RN provides education to the patient and his mother regarding the diagnosis.Which of the following statements by the mother demonstrates a proper understanding of the teaching?  

A) My son has an extremely resistant form of MRSA causing his prolonged illness.
B) My son developed simultaneous bacterial infections and his antibiotics were not treating his MRSA infection.
C) My son developed a MRSA superinfection following suppression of normal resident species in his lungs by the antibiotics he was taking to treat his initial infection.
D) My son has pneumonia caused by a virus.