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: Pathology
[{'content': 'Which is true of Benign Ovarian tumour ? \nSelect and explain. \nA. Torsion is uncommon, B. Capsule is Intact, C. Ascites can occur, D. Size less than 10 cm', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is b' i.e., Capsule is intactCapsule remains intact in benign ovarian tumor.o Torsion is a common complication.o Ascites is a complication of malignant tumor.", 'role': 'assistant'}]