This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bacteriology, Subject name: Microbiology
[{'content': 'Oval bulging terminal spores are seen in \nSelect and explain. \nA. Clostridium teium, B. Clostridium welchii, C. Clostridium perfringes, D. Clostridium histolyticum', 'role': 'user'}, {'content': "Answer: A \nExplanation: Clostridium teium produces oval and terminal spores. It resembles tennis racket Reference: Textbook of Microbiology; Anathanarayan and paniker's; 10th edition; Page no: 258", 'role': 'assistant'}]