A 46-Year-Old Male Presents to the Emergency Department with a Chief

A 46-year-old male presents to the emergency department with a chief complaint of shortness of breath.Physical assessment reveals: pulse 102,blood pressure 138/80,respiratory rate 25 with accessory muscle use,and breath sounds are decreased with bilateral inspiratory and expiratory wheezing with a prolonged expiratory phase.The peak expiratory flow rate is 100 L/min.The immediate action by the respiratory therapist should include which of the following?

A) Intubate and mechanically ventilate.
B) Administer oxygen via nonrebreather mask.
C) Administer continuous bronchodilator therapy.
D) Initiate noninvasive positive pressure ventilation.