The Nurse Has an Order to Administer an Injection of Purified

The nurse has an order to administer an injection of purified protein derivative (PPD) by the intradermal route. The maximum amount of medication that can be given using this route is:

A) 0.1 mL.
B) 0.75 mL.
C) 0.5 mL.
D) 0.2 mL.