A patient presents with pulmonary edema, tachypnea, tachycardia, hypertension, fever, and cough with frothy sanguineous sputum. What treatments are most
commonly ordered initially with this clinical presentation?

a. Oxygen, morphine, and calcium channel blockers
b. Oxygen and thiazide diuretics
c. Oxygen, nitroglycerine, loop diuretics, and morphine
d. Oxygen, thiazide diuretics, and angiotensin-converting enzyme inhibitors