This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Communicable Diseases, Subject name: Social & Preventive Medicine
[{'content': 'School closure is recommended during an outbreak of swine flu. All of the following support this except: \nSelect and explain. \nA. Closure of school will not lead to reduction in contact between children, B. Children are the most common affected population by swine flu, C. Increased rates of transmission due to more opportunities for contact, D. Playing together of students increases transmission', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. a. Closure of school will not lead to reduction in contact between children (Ref: style="font-size: 1.04761904761905em; font-family: Times New Roman, Times, serif"> pubmed/24267871 Transmission dynamics of the 2009 influenza A (H1N1) pandemic in India: the impact of holiday-related school closure. J Epidemics. 2013)\'It was estimated that school holidays reduced the reproduction number of Influenza H1N1 by 14-27% in different regions of India, relative to levels seen outside holiday periods. This work reinforces studies showing the significant impact of school holidays on spread of pandemic influenza virus, and by inference the role of contact patterns in children on transmission. - style="font-size: 1.04761904761905em; font-family: Times New Roman, Times, serif">1 Transmission dynamics of the 2009 influenza A (H1N1) pandemic in India: the impact of holiday-related school closure. J Epidemics. 2013', 'role': 'assistant'}]