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: Microbiology
[{'content': 'Chlamydia trachomatis infection causes the following exept - \nSelect and explain. \nA. Pneumonitis, B. Rhinitis, C. Conjunctivitis, D. Urethritis', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Rhinitis", 'role': 'assistant'}]