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': 'Platelet count is decreased in all of the following condition except - \nSelect and explain. \nA. H. S. Purpura, B. Idiopathic thrombocytopenic purpura, C. Thrombotic thrombocytopenic pupura, D. Systemic lupus erythematosus', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]