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': 'Leather term is used for - \nSelect and explain. \nA. Anthrax, B. Proteus, C. Diphtheria, D. Neisseria', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Diphtheria name is derived from the tough leathery pseudomembrane (diphtheros, meaning leather).", 'role': 'assistant'}]