A client newly diagnosed with diabetes mellitus suddenly becomes confused and weak. Which intervention(s) should the nurse implement? Select all that apply.

Check the client's current fingerstick blood glucose.

Obtain blood pressure and heart rate.

Administer a PRN dose of regular insulin.

Give the client 4 ounces (120 mL) of orange juice.

Provide the client with 1/2 cup (120 mL) diet carbonated soda.