huey dewey ltd. is a talent management company with over a hundred employees. gary has been appointed as a system analyst to ensure security across the office networks during and after the period of employment. some user accounts are given privileged access, which allows the users to perform more sensitive tasks, such as viewing or changing financial information, making configuration changes, or adjusting access privileges for other users. analyze which of the following security precautions gary should implement so that he can avoid users logging into the accounts even after their termination.