Final answer:
A government-owned agency that must be protected is responsible for safeguarding classified information and cannot be removed under any circumstances.
Step-by-step explanation:
A government-owned agency that must be protected is one that handles sensitive information or plays a crucial role in national security or foreign policy. One statement that describes such an agency is: 'The agency must ensure classified or administratively controlled information is protected.' This means that the agency is responsible for safeguarding confidential data and preventing unauthorized access to it. Another accurate statement is: 'Cannot be removed under any circumstances.' This highlights the importance of preserving the agency's existence and continuity, regardless of any changes in circumstances or policies.