This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Communicable diseases, Subject name: Social & Preventive Medicine
Mass treatment strategy is for treating - 
Select and explain. 
A. Plague, B. Filariasis, C. Cholera, D. Diphtheria
B: Filariasis
Answer: B: Filariasis 
Explanation: Mass treatment approach is used in the Treatment of ceain diseases such as yaws , pinta , bejel , trachoma and filaria. Reference; Park&;s Textbook of preventive and social medicine, 24th edition.Pg no. 48