After the Nurse Teaches a Patient with Chronic Stable Angina

After the nurse teaches a patient with chronic stable angina about how to use the prescribed nitrates, which statement by the patient indicates that the teaching has been effective?

A) "I will be sure to remove the nitroglycerin patch before using any sublingual nitroglycerin."
B) "I will put on the nitroglycerin patch as soon as I develop any chest pain."
C) "I will stop what I am doing and sit down before I put the nitroglycerin under my tongue."
D) "I will keep the nitroglycerin in my kitchen window where I can find it quickly."