This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gynaecological oncology, Subject name: Gynaecology & Obstetrics
[{'content': 'MC ovarian tumour in younger age group or M/C malignant Tumor in young age group : \nSelect and explain. \nA. Dysgerminoma, B. Dermoid, C. Mucinous cystadenoma, D. Fibroma', 'role': 'user'}, {'content': 'Answer: A \nExplanation: - dysgerminoma is the most common among the malignant germ cell tumors accounting for 40%. - it occurs in children and young women. Reference : Textbook of gynaecology Sheila balakrishnan, 2nd edition, pg no: 283 <\\p>', 'role': 'assistant'}]