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
Carcinoma cervix is caused by : 
Select and explain. 
A. Herpes simplex type I, B. Papova virus, C. Ebstein virus, D. Adeno virus
B: Papova virus
Answer: B: Papova virus 
Explanation: Papova virus