At 2:00 AM. the CNA reports that a patient with type 1 diabetes is extremely wet with perspiration, is cool to the touch, and is complaining of hunger. The nurse instructs the CNA to check a capillary blood sugar. The CNA reports the result is 51mg/dL. Which of the following is the BEST nursing action:

notify the night supervisor of the patient's deteriorating condition.

give 4 ounces of orange juice, wait 15 minutes and re-check the capillary blood sugar, followed by 15g of a complex carbohydrate with a protein, such as wheat bread peanut butter.

ambulate the patient in the hall to use up excess glucose with exercise.

give insulin by sliding scale based on glucometer reading.