Answer:
reliability
Step-by-step explanation:
Performance management is defined as the process of making sure that activities of an organization meets the goals of the organization effectively.
The reliability on the other hand can be said to be the assuredness that an employee will do whatever is expected of him.
In the above question, the continuous testing and re-testing of employees from time to time serves to ensure that the performance of employees are checked and monitored to ensure that their performances are in line with the organization's.
Cheers.