A 24-year-old man with type 1 diabetes presents with abdominal pain, vomiting, Kussmaul breathing and capillary blood ketones 5.2 mmol/L. Venous blood gas shows pH 7.17 and HCO₃⁻ 10 mmol/L. Initial management should include which of the following?AImmediate fixed-rate IV insulin without fluidsB0.9% sodium chloride bolus and fixed-rate IV insulin infusionCIV sodium bicarbonate infusion routinelyDIM glucagon 1 mgEHigh-dose IV dextrose infusionCheck my answer