Which set of assessment data is consistent for a patient with severe infection that could lead to system failure?

A) Blood pressure (BP) 92/52, pulse (P) 56 beats/min, respiratory rate (RR) 10 breaths/min, urine output 1200 mL in past 24 hours
B) BP 90/48, P 112 beats/min, RR 26 breaths/min, urine output 240 mL in past 24 hours
C) BP 112/64, P 98 beats/min, RR 18 breaths/min, urine output 2400 mL in past 24 hours
D) BP 152/90, P 52 beats/min, RR 12 breaths/min, urine output 4800 mL in past 24 hours

The nurse is evaluating a client diagnosed with heart failure, who reports severe, persistent symptoms while at rest. Which functional class applies to this client?

A) Class I
B) Class II
C) Class III
D) Class IV