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: Surgery
[{'content': 'The sequence of symptoms in pulmonary embolism is \nSelect and explain. \nA. Fever, pain, dyspnoea, B. Fever, dyspnoea, C. Dysponea, pain, haemoptysis, D. Dysponea, cough, purulent sputum', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]