This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Allied Health Sciences, Subject name: Social & Preventive Medicine
[{'content': 'Ergonomics is a discipline that deals with:- \nSelect and explain. \nA. Human relationship in the specific context of production, B. Study of working environment, C. Study of the system of laws and institutions, D. Fitting the job to the workers', 'role': 'user'}, {'content': 'Answer: D \nExplanation: ERGONOMICS: Definition: Is the application of scientific information concerning objects, systems and environment for human use. Pre-placement examination: Fitting job to workers. Right man in Right job. Post-placement examination- Regular periodic examination: Annual - most occupational exposures. Every 2 months - Radiation exposure. Monthly - lead, dye, radium exposures. Daily - dichromates.', 'role': 'assistant'}]