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': 'True regarding Staphylococcal food poisoning is \nSelect and explain. \nA. Caused by eating of dairy products, B. Caused by endotoxins, C. Caused by fishes, D. Associated with abnormal', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Caused by eating of dairy products o Staphylococcal enterotoxin are heat stable o Incubation periood -3 sho (1-6 hrs) because of preformed toxins", 'role': 'assistant'}]