A 72-year-old man in hospital for pneumonia has a NEWS2 score of 6 (RR 28/min, SpO2 91% on air, BP 92/60 mmHg, pulse 118/min, temperature 38.6°C). According to NEWS2 guidance, what is the most appropriate response?AContinue routine observations 4-hourlyBUrgent clinical review by a competent clinician within 60 minutesCImmediate arrest call and start chest compressionsDNo action if the patient looks comfortableEDischarge the patient as soon as possibleCheck my answer