Triple

Target class: United States Secret Service Uniformed Division unit
Context triple: [Nuclear, Biological, and Chemical (NBC) Operations Unit, instanceOf, United States Secret Service Uniformed Division unit]

• A. United States Secret Service office
  A United States Secret Service office is a secure federal facility where agents and support staff coordinate protective operations, conduct criminal investigations, and manage intelligence and administrative functions for the agency.
• B. director of the United States Secret Service
  The director of the United States Secret Service is the chief executive responsible for overseeing the agency’s protective and investigative missions, managing its personnel and resources, and implementing policies to safeguard national leaders and the nation’s financial infrastructure.
• C. FBI special agent
  An FBI special agent is a highly trained federal law enforcement officer responsible for investigating and enforcing U.S. federal laws, often specializing in areas such as counterterrorism, cybercrime, organized crime, or public corruption.
• D. division of the United States Marshals Service
  A division of the United States Marshals Service is an organizational unit within the agency responsible for carrying out specific operational, administrative, or regional law enforcement functions under the authority of the U.S. Marshals.
• E. Office of Strategic Services unit
  An Office of Strategic Services unit is a specialized World War II-era U.S. intelligence and covert operations group responsible for espionage, sabotage, and support to resistance movements behind enemy lines.
• F. None of above. chosen