Answer:
Internal bench-marking, external bench-marking
Explanation:
Bench-marking is simply creating a rank for results. By simply comparing the product, service or work process among the similar organization, departments or providers, you can identify and implement the practices that leads to a good outcome.
Internal bench-marking
looks at the performance of peers within the organization over time.
External Bench-marking
It is a comparison among different entities.
Because there are unique benefits from the internal-external bench-marking organization that performs both have the most to gain it.