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
Metastases from a granulosa cell tumour first in volves : 
Select and explain. 
A. The liver, B. The opposite ovary, C. The mesentery, D. The mediastinum
B: The opposite ovary
Answer: B: The opposite ovary 
Explanation: The opposite ovary