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: Social & Preventive Medicine
[{'content': 'Milk borne diseases are- \nSelect and explain. \nA. Salmonellosis, B. E. coli, C. Streptococcus, D. All', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. is All', 'role': 'assistant'}]