Final answer:
The correct statement made by the patient indicating understanding of the proper use of the EpiPen is option D: 'I will jab this medication firmly into my outer thigh if needed.'
Step-by-step explanation:
The correct statement made by the patient indicating that he understands the proper use of the EpiPen is option D. 'I will jab this medication firmly into my outer thigh if needed.' To use the EpiPen, the patient should form a fist around the unit with the black tip pointing down, remove the activation cap, jab the device firmly into the outer thigh, wait 10 seconds, remove the unit, and massage the area for 10 seconds. It is important to note that the medication can be given directly through clothing if necessary.