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
The DEC-medicated salt for mass treatment in lymphatic filariasis was shown to be safe, cheap and effective in 
Select and explain. 
A. Goa, B. Lakshadweep islands, C. Daman and Diu, D. Andaman and Nicobar islands
B: Lakshadweep islands
Answer: B: Lakshadweep islands 
Explanation: DEC-medicated salt for mass treatment in lymphatic filariasis was shown to be safe, cheap and effective in: Lakshadweep islands