Library of Congress security systems

Target entity: Library of Congress security systems
Context triple: [Library of Congress building circulation system, relatedTo, Library of Congress security systems]

• A. Augustan security theaters network
  The Augustan security theaters network refers to the interconnected military frontiers and operational zones established under Emperor Augustus to secure and stabilize the Roman Empire during his campaigns and subsequent peace.
• B. Amt für Nationale Sicherheit
  The Amt für Nationale Sicherheit was the short-lived successor organization to East Germany’s notorious Stasi secret police, created during the country’s political upheaval in 1989 before being quickly dissolved.
• C. Guardian system
  The Guardian system is a safety feature in Oculus virtual reality headsets that defines and displays virtual boundaries to prevent users from colliding with real-world objects while immersed in VR.
• D. Axiom security systems
  Axiom Security Systems is a company that provides advanced security and access control solutions for protecting buildings, assets, and people.
• E. National Security Engineering Center
  The National Security Engineering Center is a federally funded research and development center that provides advanced systems engineering and technical support to U.S. national security and defense agencies.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Library of Congress security systems
Target entity description: Library of Congress security systems are the integrated protective measures and technologies used to safeguard the Library’s collections, facilities, and users from theft, damage, and unauthorized access.

• A. Augustan security theaters network
  The Augustan security theaters network refers to the interconnected military frontiers and operational zones established under Emperor Augustus to secure and stabilize the Roman Empire during his campaigns and subsequent peace.
• B. Amt für Nationale Sicherheit
  The Amt für Nationale Sicherheit was the short-lived successor organization to East Germany’s notorious Stasi secret police, created during the country’s political upheaval in 1989 before being quickly dissolved.
• C. Guardian system
  The Guardian system is a safety feature in Oculus virtual reality headsets that defines and displays virtual boundaries to prevent users from colliding with real-world objects while immersed in VR.
• D. Axiom security systems
  Axiom Security Systems is a company that provides advanced security and access control solutions for protecting buildings, assets, and people.
• E. National Security Engineering Center
  The National Security Engineering Center is a federally funded research and development center that provides advanced systems engineering and technical support to U.S. national security and defense agencies.
• F. None of above. chosen