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: Social & Preventive Medicine
[{'content': 'According to International Health regulation (IHR) Act, a pregnant woman, with the following duration of pregnancy (in weeks), can’t travel by air to other country \nSelect and explain. \nA. 20, B. 28, C. 36, D. 32', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]