Answer: (D) Outsourcing
Explanation:
The outsourcing is the one of the type of agreement between the two companies in which the one organization or company transferring all the business function into the another company. In technically terms, one organization hires the another organization.
Then, the company handle all its services and operations by proper outsourcing. The main purpose of the outsourcing is that by using the efficient strategy the one company hires another for increasing the productivity.
Therefore, Option (D) is correct.