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: Pediatrics
Which of the following is best used in the diagosis of congenital syphilis - 
Select and explain. 
A. FTA-ABS, B. TPHA, C. IgM-FTA ABS, D. TPI
C: IgM-FTA ABS
Answer: C: IgM-FTA ABS 
Explanation: Ans. is 'c' i.e., IgM-FTA ABS