This topic investigates the education and training system of safety production. Option A. New employees of the enterprise must receive three-level safety education before taking up their posts. New employees of the enterprise must pass the three-level safety education and practical operation training according to the regulations, and can only take up their posts after passing the examination; Option B. Project-level safety education shall be organized and implemented by the project-level person in charge, assisted by full-time or part-time safety officers; Option C. security team education is organized and implemented by the team leader.