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: Gynaecology & Obstetrics
Most comon cause of pelvic inflammatory disease in virgin girls is : 
Select and explain. 
A. Gonorrhoea, B. Chlamydia, C. Treponema pallidum, D. Tubercular
D: Tubercular
Answer: D: Tubercular 
Explanation: Tubercular