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
Mass prophylaxis not done in 
Select and explain. 
A. Scabies, B. Lymphatic filariasis, C. Vitamin A deficiency, D. Worm infestation
A: Scabies
Answer: A: Scabies 
Explanation: None