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: Unknown
[{'content': 'According to FIGO classification the investigation in Carcinoma cervix are all except - \nSelect and explain. \nA. X-Ray Chest, B. IVP, C. Pelvic ultrasound, D. Cystoscopy', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans-C', 'role': 'assistant'}]