This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
‘Safety officers’ have to be appointed in factories where no. of workers is more than 
Select and explain. 
A. 500, B. 1000, C. 2000, D. 5000
B: 1000
Answer: B: 1000 
Explanation: Health, Safety and Welfare recommendations:

A minimum of 500 cubic feet space per worker
1 Safety Officer per 1000 workers
1 Welfare Officer per 500 workers
1 Canteen for greater than 250 workers
1 Crèche for greater than 30 women workers