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: Surgery
[{'content': 'All of the following can be done in a case of pelvic fracture with pelvic hematoma and had not passed urine since trauma EXCEPT - \nSelect and explain. \nA. Pass indwelling urethral catheter, B. IV fluid infusion, C. IV pylography, D. Digital per rectal examination', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]