<prompt> What is the most appropriate management of diabetic ketoacidosis?500ml of 0.9 Saline over 15 minutes and a fixed rate insulin infusion500ml of 0.9 Saline over 15 minutes with potassium chloride and a fixed rate insulin infusion500ml of 0.9 Saline over 30 minutes with potassium chloride and a rapid acting subcutaneous insulin injection500ml of 0.9 Saline over 30 minutes and a rapid acting subcutaneous insulin injection  <response>: In DKA we give Regular Insulin so Option C Option D ruled out DKA : - Associated with insulinopenia values of insulin in the blood reduced - Patients suffering from DKA dt deficiency of insulin, there will be K efflux from cells and K in blood. -Regular Insulin drip IV given leads to K influx lt K in blood - Therefore, complication of DKA tt is diaphragmatic paralysis so KCl is added to IV fluids with Insulin to avoid hypokalemia. 