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: Gynaecology & Obstetrics
[{'content': 'In pregnancy amount of glucose used on GTT : \nSelect and explain. \nA. 50 gm, B. 75 gm, C. 100 gm, D. 125 gm', 'role': 'user'}, {'content': 'Answer: C \nExplanation: 100 gm', 'role': 'assistant'}]