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 ? 1) Urinary flow rate less than lOcc / second 2) Residual volume of urine > 100cc 3) Serum level of prostatic specific antigen > 10 mmol / litre 4) 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'}]