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: Microbiology
Most sensitive test for HW infection: 
Select and explain. 
A. Western blot, B. ELISA, C. Agglutination test, D. CFT
A: Western blot
Answer: A: Western blot 
Explanation: Ans. a. Western blot