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': 'Consider the following conditions? Urinary flow rate less than 10cc/second Residual volume or urine > 100cc Serum level of prostatic specific antigen > 10 mmol/litre Trabeculated urinary bladder Which of the above are indications of TRUP for BHP \nSelect and explain. \nA. 1, 2 and 3, B. 2, 3 and 4, C. 1, 2 and 4, D. 1, 3 and 4', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans is c i.e. 1, 2 and 4', 'role': 'assistant'}]