This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
Drug of choice for the initial treatment of parkinsonism - 
Select and explain. 
A. Levodopa, B. Benzhexol, C. Ropinirole, D. Selegeline
C: Ropinirole
Answer: C: Ropinirole 
Explanation: Ans. is 'c' i.e., Ropinirole o Dopamine agonist (Ropinirole, pramipexal, rotigotine) monotherapy is the initial treatment of choice. (But levodopa remains the most effective drug for Parkinson ism).