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': 'International lead poisoning prevention week is celebrated in: \nSelect and explain. \nA. January, B. March, C. October, D. December', 'role': 'user'}, {'content': 'Answer: C \nExplanation: "Eliminate lead in paint" is this year\'s theme for the International Lead Poisoning Prevention Awareness Campaign Week of Action on 20-26 October. During the campaign week, WHO and UNEP will encourage and facilitate effos globally to eliminate lead paint and to: raise awareness about lead poisoning; highlight countries and paners\' effos to prevent childhood lead poisoning; and urge fuher action to eliminate lead paint. Ref:', 'role': 'assistant'}]