M61A1 Vulcan 20 mm cannon

Target entity: M61A1 Vulcan 20 mm cannon
Context triple: [CF-18 Hornet, armament, M61A1 Vulcan 20 mm cannon]

• A. GAU-12 Equalizer 25 mm cannon
  The GAU-12 Equalizer is a five-barrel 25 mm Gatling-type rotary cannon used primarily by U.S. military aircraft for high-rate, close air support and ground-attack missions.
• B. Mauser BK-27 27 mm cannon
  The Mauser BK-27 is a German-designed 27 mm revolver cannon widely used in modern fighter aircraft for high-rate, accurate air-to-air and air-to-ground fire.
• C. 40 mm Bofors autocannon
  The 40 mm Bofors autocannon is a widely used, rapid-firing anti-aircraft and multi-purpose gun system renowned for its reliability and effectiveness since World War II.
• D. 7.62 mm M240 machine gun
  The 7.62 mm M240 machine gun is a belt-fed, gas-operated general-purpose machine gun widely used by U.S. and NATO forces for infantry support and as a mounted weapon on vehicles and aircraft.
• E. MG 131 machine gun
  The MG 131 machine gun was a German 13 mm aircraft-mounted heavy machine gun used extensively by the Luftwaffe during World War II for defensive and offensive armament on various combat aircraft.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: M61A1 Vulcan 20 mm cannon
Target entity description: The M61A1 Vulcan 20 mm cannon is a six-barreled, electrically driven Gatling-style rotary cannon widely used on modern fighter aircraft for high-rate-of-fire air-to-air and air-to-ground engagements.

• A. GAU-12 Equalizer 25 mm cannon
  The GAU-12 Equalizer is a five-barrel 25 mm Gatling-type rotary cannon used primarily by U.S. military aircraft for high-rate, close air support and ground-attack missions.
• B. Mauser BK-27 27 mm cannon
  The Mauser BK-27 is a German-designed 27 mm revolver cannon widely used in modern fighter aircraft for high-rate, accurate air-to-air and air-to-ground fire.
• C. 40 mm Bofors autocannon
  The 40 mm Bofors autocannon is a widely used, rapid-firing anti-aircraft and multi-purpose gun system renowned for its reliability and effectiveness since World War II.
• D. 7.62 mm M240 machine gun
  The 7.62 mm M240 machine gun is a belt-fed, gas-operated general-purpose machine gun widely used by U.S. and NATO forces for infantry support and as a mounted weapon on vehicles and aircraft.
• E. MG 131 machine gun
  The MG 131 machine gun was a German 13 mm aircraft-mounted heavy machine gun used extensively by the Luftwaffe during World War II for defensive and offensive armament on various combat aircraft.
• F. None of above. chosen