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: Medicine
[{'content': 'Excercise induced asthma is not precipitated by \nSelect and explain. \nA. High altitude climb & excercise, B. Cycling in cold weather, C. Swimming in hot water, D. Swimming in cold water', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]