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
Commonest ovarian tumor complicating pregnancy is : commonest ovariantumor complicating preg? nancy is : 
Select and explain. 
A. Fibroma, B. Mucinous cystadenocarcinoma, C. Serous cystadenocarcinoma, D. Dermoid
D: Dermoid
Answer: D: Dermoid 
Explanation: Dermoid