Final answer:
To safely retrieve a package from a conveyor system, proper tools and equipment should be used, potentially after shutting down the system to avoid injuries and damage.
Step-by-step explanation:
To retrieve a package caught in a conveyor or pulled into rollers, the correct procedure to follow is c. Using proper tools and equipment to safely retrieve the package. It is crucial to prioritize safety to prevent any potential hazards or injuries, as well as damage to the conveyor system itself. Shutting down the conveyor system might be a necessary step before safely retrieving the package using the appropriate tools and protocols. Attempting to pull the package forcefully or ignoring the situation could lead to injuries or further complications. Safety measures must always be observed to ensure a safe working environment.