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': 'All are true regarding tetanus except \nSelect and explain. \nA. Transmission through contaminated wounds and injuries, B. More common in winters and dry weather, C. Reservoir is soil and intestines of humans and animals, D. No herd immunity or life long immunity', 'role': 'user'}, {'content': "Answer: B \nExplanation: Tetanus is characterized by tonic muscular spasm, commencing at the site of infection and, in all but the mildest cases, becoming generalized, involving the whole of the somatic muscular system. Punctured wounds are paicularly vulnerable as they or the growth of the anaerobic bacillus. Tetanus is more common in developing countries, where the climate is warm, and in rural areas where the soil is feile and highly cultivated. Reference: Textbook of Microbiology; Anathanarayan and paniker's; 10th edition; Page no: 266", 'role': 'assistant'}]