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': "All the following diseases are associated with HILA B - 27 & Uveitis, except - \nSelect and explain. \nA. Bechcet's syndrome, B. psoriasis, C. Ankylosing Spondylitis, D. Reiter's syndrome", 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]