This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hospital waste and disaster management, Occupational health, Subject name: Social & Preventive Medicine
[{'content': 'The factories Act (1976) prohibits employmnet of a person below - \nSelect and explain. \nA. 10 years, B. 14 years, C. 18 years, D. 21 years', 'role': 'user'}, {'content': 'Answer: B \nExplanation: The Act prohibits the employment of children&;s below the age of 14 years and declares persons between 15-18 to be adolescents. (REF. PARK&;S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICAL 21ST EDITION. PAGE NO - 756)', 'role': 'assistant'}]