This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Ophthalmology
[{'content': 'Organism invading intact corneal membrane is \nSelect and explain. \nA. Staphylococcus, B. Streptococcus, C. Gonococcus, D. Pneumococcus', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Intact corneal epithelium cannot be penetrated by any organism EXCEPT, Neisseria gonorrhea Neisseria meningitides Corynebacterium diphtheriea', 'role': 'assistant'}]