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
Features of dysgerminoma are: 
Select and explain. 
A. Unilateral, B. Post-menopausal, C. Virilising, D. Cut section gritty
A: Unilateral
Answer: A: Unilateral 
Explanation: None