Douglas C-54 Skymaster

Target entity: Douglas C-54 Skymaster
Context triple: [The Hump airlift over the Himalayas, usedAircraft, Douglas C-54 Skymaster]

• A. Curtiss C-46 Commando
  The Curtiss C-46 Commando is a large American twin-engine transport aircraft widely used by the U.S. military in World War II for high-altitude, long-range cargo and troop operations.
• B. Douglas C-47 Skytrain
  The Douglas C-47 Skytrain is a military transport aircraft, derived from the DC-3 airliner, that became a workhorse for Allied forces in World War II and beyond.
• C. Beechcraft C-45 Expeditor
  The Beechcraft C-45 Expeditor is a twin-engine military transport and trainer aircraft, derived from the Beechcraft Model 18, that was widely used by the United States and allied air forces from World War II through the postwar era.
• D. Cessna O-2 Skymaster
  The Cessna O-2 Skymaster is a military twin-boom, push-pull configuration aircraft used primarily by the U.S. Air Force for forward air control and reconnaissance during the Vietnam War.
• E. Beechcraft King Air
  The Beechcraft King Air is a family of twin-turboprop utility aircraft widely used around the world for military, government, and civilian transport, training, and special-mission roles.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Douglas C-54 Skymaster
Target entity description: The Douglas C-54 Skymaster is a four‑engine, long‑range military transport aircraft developed from the DC‑4 airliner and widely used by the U.S. and allied forces during and after World War II.

• A. Curtiss C-46 Commando
  The Curtiss C-46 Commando is a large American twin-engine transport aircraft widely used by the U.S. military in World War II for high-altitude, long-range cargo and troop operations.
• B. Douglas C-47 Skytrain
  The Douglas C-47 Skytrain is a military transport aircraft, derived from the DC-3 airliner, that became a workhorse for Allied forces in World War II and beyond.
• C. Beechcraft C-45 Expeditor
  The Beechcraft C-45 Expeditor is a twin-engine military transport and trainer aircraft, derived from the Beechcraft Model 18, that was widely used by the United States and allied air forces from World War II through the postwar era.
• D. Cessna O-2 Skymaster
  The Cessna O-2 Skymaster is a military twin-boom, push-pull configuration aircraft used primarily by the U.S. Air Force for forward air control and reconnaissance during the Vietnam War.
• E. Beechcraft King Air
  The Beechcraft King Air is a family of twin-turboprop utility aircraft widely used around the world for military, government, and civilian transport, training, and special-mission roles.
• F. None of above. chosen