The nurse is caring for a patient who is on an insulin drip…

The nurse is caring for a patient who is on an insulin drip for diabetic ketoacidosis (DKA). The patient’s blood sugar 1 hour ago was 300 mg/dL. The patient’s blood sugar is now 239 mg/dL (reference: 70-140 mg/dL). Which of the following intravenous fluids would the nurse anticipate giving the patient at this time?