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': 'In microinvasive cervical cancer, most common treatment is: \nSelect and explain. \nA. Conization, B. Laser, C. Simple hysterectomy, D. Radical hysterectomy', 'role': 'user'}, {'content': 'Answer: C \nExplanation: A micro invasive carcinoma is one in which stromal invasion is < 5 mm from the base\xa0and lateral spread < 7mm with no vascular or lymphatic involvement (Stage Ia of Ca cervix).\nMicroinvasive Ca can be further subdivided as:', 'role': 'assistant'}]