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: Microbiology
[{'content': 'Most Probable cause of food poisoning in a child who has eaten Ice Cream 16-18 hrs earlier is - \nSelect and explain. \nA. Staph aureus, B. Clostridium perfringens, C. Clostridium botulinum, D. Salmonella typhimurium', 'role': 'user'}, {'content': 'Answer: D \nExplanation: None', 'role': 'assistant'}]