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
Endometriosis mostly occurs in ..... women : 
Select and explain. 
A. Multiparous, B. Young, C. Post menopausal, D. Nulliparous
D: Nulliparous
Answer: D: Nulliparous 
Explanation: Nulliparous