This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Radiology
[{'content': 'Investigation of choice in cervical carcinoma is? \nSelect and explain. \nA. CECT pelvis, B. MRI, C. TVS, D. TAS', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans BMRI because of its superior soft tissue resolution is used for local staging of carcinoma. Vaginal and parametrial involvement is better assessed', 'role': 'assistant'}]