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
All are true about serous cystadenoma of the ovary except: 
Select and explain. 
A. Bilateral, B. Unilateral, C. Concentric calcification, D. Multiloculated, sticky, gelatinous fluid
D: Multiloculated, sticky, gelatinous fluid
Answer: D: Multiloculated, sticky, gelatinous fluid 
Explanation: None