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
[{'content': 'Complications of benign ovarian tumors are ail except : \nSelect and explain. \nA. Torsion, B. Bleeding, C. Pseudomyxoma, D. Metastasis', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Metastasis', 'role': 'assistant'}]