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': 'Modified wells criteria is used for initial assessment of patients with suspected \nSelect and explain. \nA. Pulmonary embolism, B. Pleural Effusion, C. Cardiac tamponade, D. Myocardial infarction', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Answer- A. Pulmonary embolism', 'role': 'assistant'}]