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': 'The chosen method for measurement of obesity is - \nSelect and explain. \nA. Skinfold thickness, B. Body electrolyte count, C. Height - weight - sex chas, D. Basal oxygen consumption', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Chosen method for measurements of obesity 1. A large propoion of total body fat is located just under the skin. Since it is the most accessible, the method most used is the measurement of skinfold thickness. It is a rapid and non invasive method for assessing body fat. Ref- Park&;s textbook of Preventive and Social Medicine 24th edition. .', 'role': 'assistant'}]