Most serious immediate danger to a person with diabetes

“Diabetic ketoacidosis is most common in type 1 diabetes but sometimes occurs in type 2 diabetes or gestational diabetes. Diabetic hyperosmolar syndrome. If your blood sugar level tops 600 milligrams per deciliter (mg/dL), or 33.3 millimoles per liter (mmol/L), the condition is called diabetic hyperosmolar syndrome.”

Ithink the answer will be b