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
Chaga's disease is transmitted by ? 
Select and explain. 
A. Hard tick, B. Soft tick, C. Sandfly, D. Reduvid bug
D: Reduvid bug
Answer: D: Reduvid bug 
Explanation: Ans. is 'd' i.e., Reduvid bug Chaga's disease is transmitted by Reduvid bug.