A Diabetic Patient Is Admitted with Ketoacidosis and the Health

A diabetic patient is admitted with ketoacidosis and the health care provider writes these orders. Which order should the nurse implement first?

A) Administer regular IV insulin 30 U.
B) Infuse 1 liter of normal saline per hour.
C) Give sodium bicarbonate 50 mEq IV push.
D) Start an infusion of regular insulin at 50 U/hr.