What fine can corporations face for each offense of welding regulations?

The correct answer reflects the established fine that corporations may incur for violations of welding regulations, which is crucial for ensuring compliance with safety standards and operational policies. The amount of $5,000 per offense serves as a deterrent against noncompliance, encouraging businesses to adhere strictly to safety practices in welding operations. This fine structure underscores the importance of regulations meant to protect workers from hazardous conditions and prevent incidents that could arise from unsafe welding practices. Other amounts listed, while potentially relevant in different contexts or jurisdictions, do not represent the standard fine for this specific area of regulation, making the $5,000 figure the most appropriate and accurate in this context.