This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Non communicable diseases, Subject name: Social & Preventive Medicine
[{'content': 'A person is obese if he is overweight by ----% above the accepted standards - \nSelect and explain. \nA. 5%, B. 10%, C. 15%, D. 20%', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The difference between the obese and overweight is 5% of the accepted standards. Ref-Park&;s textbook of Preventive and Social Medicine 24th edition.', 'role': 'assistant'}]