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: Ophthalmology
[{'content': 'Angular conjunctivitis is caused by: \nSelect and explain. \nA. Moraxella, B. Virus, C. Bacteroides, D. Fungus', 'role': 'user'}, {'content': 'Answer: A \nExplanation: A i.e. Moraxella Angular or diplobacillary conjunctivitis is caused by Moraxella lacunate or axenfeld Q (mostly) or staphylococci Q and presents with hyperemia of bulbar conjunctiva & lid margins near the angles (i.e. outer & inner canthi) with foamy mucopurulent discharge. It is treated with oxytetracycline Q or zinc containing ointment Q', 'role': 'assistant'}]