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
Blanket/ mass treatment is indicated in all EXCEPT: September 2004 
Select and explain. 
A. Trachoma, B. Malaria, C. Yaws, D. Dengue fever
D: Dengue fever
Answer: D: Dengue fever 
Explanation: Ans. D i.e. Dengue fever