The Patient Says to the Nurse, "My Doctor Said I

The patient says to the nurse, "My doctor said I have epilepsy and need to take medicine for those seizures I had. Do I really need medicine?" What is the best response by the nurse?

A) "Having epilepsy is the same as having a mental illness; the medications are very similar."
B) "You will need medicine for a little while to cure the seizures."
C) "You might not need medicine; you may be controlled by a ketogenic diet."
D) "Yes, you need to take medication on a continual basis to control the seizures."