Which one of the following is true for an example of internal failure costs?
A. Fines imposed by the court relating to environmental breaches that impacted broader stakeholders.
B. Cost of monitoring the effects of an organization's operations with respect to its environmental performance.
C. Costs to cover the medical expenses for employees affected by owing to a gas leak in the factory.
D. Costs of implementing a purification system to eliminate chemical spillage into river streams.