The Patient Is Diagnosed with Parkinson's Disease

The patient is diagnosed with Parkinson's disease. The patient's wife asks the nurse how taking medicine will help her husband. What is the best response by the nurse?

A) "The medications will help prevent muscle wasting in your husband."
B) "The medications will boost your husband's appetite and energy."
C) "The medications will balance serotonin and acetylcholine in your husband's brain."
D) "The medications will help your husband to eat and walk."