A 60-year-old man with a history of alcohol use presents with melena and hypotension. Endoscopy reveals bleeding oesophageal varices. According to Canadian gastroenterology guidance, which combination of treatments is indicated acutely?AOctreotide infusion and endoscopic band ligation plus prophylactic antibioticsBHigh-dose proton pump inhibitor onlyCBeta blocker aloneDSurgical portocaval shunt as first-lineEObservation; variceal bleeds usually stop spontaneouslyCheck my answer