A 45-year-old male is brought into the emergency department after being rescued from a house fire. He has burns around his face and singed nasal hairs. He is coughing persistently and wheezing. Which of the following interventions should be the priority for this patient?
Administer a bronchodilator nebulizer treatment.
Begin intravenous antibiotic therapy.
Administer humidified 100% oxygen.
Start aggressive fluid resuscitation with lactated Ringer's.