This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: obstetrics,pediatrics and geriatrics, Subject name: Social & Preventive Medicine
[{'content': 'All of the following are included in "Five cleans of CSSM programme, except - \nSelect and explain. \nA. Clean cord, B. Clean tie, C. Clean perineum, D. Clean room', 'role': 'user'}, {'content': 'Answer: C \nExplanation: <p> Clean perineum. Reference:National health programs of India by Dr.J.Kishore,7th edition,pg no:108,8th edition,pg no:128,Park 21st edition,pg no:287,Park 22nd edition,pg no;286. <\\p>', 'role': 'assistant'}]