This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Communicable diseases, Subject name: Social & Preventive Medicine
[{'content': 'Most contagious plague is - \nSelect and explain. \nA. Bubonic plague, B. Septicemic plague, C. Pneumonic plague, D. Wild plague', 'role': 'user'}, {'content': 'Answer: C \nExplanation: <p> Pneumonic plague is rare and generally follows as a complication of bubonic-septicaemic plague. It is highly infectious. Reference:Park&;s textbook of preventive and social medicine,K.Park,23rd edition,page no:295. <\\p>', 'role': 'assistant'}]