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
Use of OCP's are known to protect against following malignancies except: 
Select and explain. 
A. Ovarian carcinoma, B. Endometrial carcinoma, C. Uterine sarcoma, D. Carcinoma cervix
D: Carcinoma cervix
Answer: D: Carcinoma cervix 
Explanation: None