A 76-year-old woman on the surgical ward has a NEWS2 score rising from 3 to 7 over 2 hours, with increasing tachycardia, hypotension and confusion. The nurse asks for your review. What is the most appropriate immediate action?AReview the patient at the next ward roundBInitiate an ABCDE assessment and call the senior or outreach team urgentlyCPrescribe additional oral fluids and recheck in 6 hoursDAsk the nurse to repeat observations in 30 minutes then decideEDocument the NEWS2 score but take no further actionCheck my answer