Which Information Provided by the Nurse Is Most Important to Include

Which information provided by the nurse is most important to include when teaching a patient about the use of an EpiPen?

A) "Hold the syringe at a 45-degree angle against the skin."
B) "Monitor the expiration date of this medication."
C) "After using the EpiPen,lie down for 1 hour."
D) "Place the syringe in a cartridge prior to using."