This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Disease Causation, Measurements, Milestones, Subject name: Social & Preventive Medicine
[{'content': 'Germ theory of disease causation is given by:- \nSelect and explain. \nA. Aristotle, B. Louis Pasteur, C. Robe Koch, D. Patenkofer', 'role': 'user'}, {'content': 'Answer: B \nExplanation: THEORIES OF DISEASE CAUSATION: Theory of Spontaneous generation - given by Aristotle. Germ theory of disease - Louis Pasteur. Multifactorial causation of disease - Pattenkoffer. Web of causation - Mc Mohan & pugh.', 'role': 'assistant'}]