A new employee has been hired to perform system administration duties across a large enterprise comprised of multiple separate security domains. Each remote location implements a separate security domain. The new employee has successfully responded to and fixed computer issues for the main office. When the new employee tries to perform work on remote computers, the following messages appears. You need permission to perform this action. Which of the following can be implemented to provide system administrators with the ability to perform administrative tasks on remote computers using their uniquely assigned account?

A. Implement transitive trust across security domains
B. Enable the trusted OS feature across all enterprise computers
C. Install and configure the appropriate CA certificate on all domain controllers
D. Verify that system administrators are in the domain administrator group in the main office

Answer: A. Implement transitive trust across security domains