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
Chiggerosis is due to 
Select and explain. 
A. Bed bug, B. Louse, C. Tick, D. Rat Hea
D: Rat Hea
Answer: D: Rat Hea 
Explanation: None