A 67-year-old with pneumonia has RR 34/min, PaO₂/FiO₂ 220, BUN 28 mg/dL, confusion, and multilobar infiltrates but no shock or need for ventilation. According to ATS/IDSA, how is severity classified for site-of-care decisions?ANonsevere CAP (outpatient)BSevere CAP (requires ICU) because ≥1 minor criterion presentCNonsevere CAP (inpatient) because PSI is highDSevere CAP because 1 major criterion is presentENonsevere CAP because CURB-65 ≤2Check my answer