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: Social & Preventive Medicine
Drug of choice for round worm 
Select and explain. 
A. Albendazole, B. Metronidazole, C. Praziquantal, D. Mebendazole
A: Albendazole
Answer: A: Albendazole 
Explanation: None