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: Pathology
[{'content': 'Sever congenital neutropenia syndrome is also known as: \nSelect and explain. \nA. Kostmann syndrome., B. Chediak higashi syndrome., C. Aldrich syndrome., D. Fanconi syndrome', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]