Answer:
The answer is "Option c".
Step-by-step explanation:
This required user access policy is a tool used for a central authority that assigns access privileges depending on regulations.
It is a security method that limits the capacity of foreign firms to give or refuse access to a file program's resource objects.
It is a system that imposed access control on the premise of object labels and subject clearance. Such topics and items, like confidential, secret, and top-secret, have clearances and designations, appropriately.