The nurse is preparing to give a subcutaneous injection to an elderly, emaciated client. Which needle length and angle should the nurse plan to use to administer the injection safely?

C A 1/2-inch needle at a 15-degree angle. A A 3/8-inch needle at a 90-degree angle. B A 3/8-inch needle at a 45-degree angle. D A 5/8-inch needle at a 90-degree angle.