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 oral contraceptives decreases the incidence of all of the following except: 
Select and explain. 
A. Ectopic pregnancy, B. Epithelial ovarian malignancy, C. Hepatic adenoma, D. Pelvic inflammatory disease
C: Hepatic adenoma
Answer: C: Hepatic adenoma 
Explanation: None