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 following are DDT resistant except – 
Select and explain. 
A. Phlebotomos, B. Culex fatigans, C. Anopheles stephenci, D. Musca domestica
A: Phlebotomos
Answer: A: Phlebotomos 
Explanation: None