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
. Risk factor for Ca Cervix:a) HPVb) Smokingc) Late Menarched) Nulliparitye) Early sexual intercourse 
Select and explain. 
A. abe, B. bcd, C. cde, D. acd
A: abe
Answer: A: abe 
Explanation: None