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
Necrotizing granulomatous inguinal lymphadenopathy is caused by - 
Select and explain. 
A. Syphilis, B. Granuloma inguinale, C. Sarcoidosis, D. All
A: Syphilis
Answer: A: Syphilis 
Explanation: Ans. is 'a' i.e., Syphilis