The next day, he tests positive for COVID-19, and his condition has deteriorated as he is now in respiratory distress. Mr. Raymond weighs 260 lbs. VS: BP 92/58, P 102, R 30 and labored, T 101.3, SaO2 91%. He has bilateral lower lobe atelectasis w/ bronchial vesicular wheezing.

Options:
a) Initiate mechanical ventilation for Mr. Raymond.
b) Administer oxygen therapy and notify the healthcare provider.
c) Discharge Mr. Raymond due to a positive COVID-19 test.
d) Consult with the family about end-of-life decisions.