This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General obstetrics, Subject name: Gynaecology & Obstetrics
[{'content': 'Specific gravity of amniotic fluid \nSelect and explain. \nA. 1.213, B. 1.01, C. 1.51, D. 1.1', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Specific gravity of the amniotic fluid is 1.010 Fluid is faintly alkaline It becomes highly hypotonic to maternal serum at term pregnancy Ref: Dutta Obs 9e pg 34.', 'role': 'assistant'}]