Bilevel Positive Airway Pressure (BiPAP) Is Used for Which of the Following

Bilevel positive airway pressure (BiPAP) is used for which of the following purposes?
1) Nocturnal ventilatory support of chronic disease patients
2) Preventing intubation of patients with acute exacerbations of chronic obstructive pulmonary disease (COPD)
3) Treatment of obstructive sleep apnea (OSA) in the home
4) Providing ventilatory support for patients with status asthmaticus

A) 1 and 3 only
B) 1, 2, and 3 only
C) 3 and 4 only
D) 2, 3, and 4 only