A 14-year-old girl presents with weight loss, polyuria and polydipsia. Capillary blood glucose is 24 mmol/L and venous blood gas reveals pH 7.18 with serum ketones elevated. What is the most appropriate initial management priority?AStart insulin infusion immediately without fluidsBBegin aggressive isotonic fluid resuscitation and monitor electrolytesCCorrect acidosis with intravenous bicarbonateDPermissive hyperglycaemia with no acute treatmentEStart long-acting subcutaneous insulin onlyCheck my answer