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
Diagnosis of congenital syphilis is done by: 
Select and explain. 
A. Culture, B. FTA-ABS, C. RPR, D. Not recalled
B: FTA-ABS
Answer: B: FTA-ABS 
Explanation: Ans. (b) FTA-ABS