The Nurse Instructs the Patient on Mixing NPH and Regular

The nurse instructs the patient on mixing NPH and regular insulin in the same syringe. Match the steps in order that the patient should follow to ensure accurate dosing.

-7. Step 3

A) Withdraw the NPH insulin.
B) Withdraw the regular insulin.
C) Remove bubbles from regular insulin.
D) Inject air equal to the NPH insulin volume into the vial.
E) Inject air equal to the regular insulin volume into the vial.