A 45-year-old man with type 1 diabetes experiences sweating and confusion one afternoon. Capillary glucose is 2.6 mmol/L. He is conscious and able to swallow. What is the most appropriate immediate treatment?AGive IV 50% dextroseBGive 15-20 g of fast-acting oral carbohydrate and recheck glucose in 10-15 minutesCGive long-acting carbohydrate onlyDGive IM glucagon and call an ambulanceEWithhold treatment as symptoms will resolve spontaneouslyCheck my answer