This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Fetus Placenta & Fetal Membrane, Subject name: Gynaecology & Obstetrics
[{'content': 'Fetal kidneys start producing urine by: \nSelect and explain. \nA. 3 months, B. 4 months, C. 5 months, D. 6 months', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. is a, i.e. 3 monthsRef. Williams Obs. 24/e, p 142Fetal kidneys start producing urine at 12 weeks = 3 months.Initial rate of production of urine = 7-14 ml/day.At term it is = 27 ml/hr or 650 ml/day.', 'role': 'assistant'}]