Triple

Target entity: September 11 attacks
Context triple: [Neptune Spear, relatedEvent, September 11 attacks]

• A. September 11 attacks chosen
  The September 11 attacks were a series of coordinated terrorist hijackings and suicide attacks carried out by al-Qaeda against targets in the United States in 2001, resulting in massive loss of life and global political and security repercussions.
• B. 1993 World Trade Center bombing
  The 1993 World Trade Center bombing was a terrorist attack in which a truck bomb detonated beneath the North Tower of New York City's World Trade Center, killing six people and injuring over a thousand in an attempt to topple the Twin Towers.
• C. 22/7 attacks
  The 22/7 attacks refer to the 2011 Norway attacks, a far-right extremist’s bombing in Oslo and mass shooting at a youth camp on Utøya that killed 77 people.
• D. 2000 USS Cole bombing
  The 2000 USS Cole bombing was a suicide terrorist attack in Yemen that killed 17 U.S. Navy sailors and became a major early indicator of al-Qaeda’s escalating campaign against the United States.
• E. 1998 United States embassy bombings
  The 1998 United States embassy bombings were coordinated truck bomb attacks on the U.S. embassies in Kenya and Tanzania that killed hundreds of people and marked one of al-Qaeda’s earliest large-scale international terrorist operations.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.