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 common type of human papilloma virus causing Ca cervix are : 
Select and explain. 
A. 16 and 18, B. 1 and 33, C. 6 and 11, D. 2 and 14
A: 16 and 18
Answer: A: 16 and 18 
Explanation: Ans. is a i.e. 16 and 18