Which of these statements is not correct in relations to the facts around 9/11
A) All four terrorist groups successfully completed their intended missions
B) Aviation security was not prepared to deal with the situation presented on the day
C) All flights in North America were grounded except for emergency services
D) 2,973 people died in the attacks on the World Trade Center
E) Aviation Security did not anticipate that hijackers would know how to fly airplanes and turn off transponders

Question

Quizplus · Accepted Answer

Only one terrorist group, United Airlines Flight 93, did not successfully complete their intended mission of crashing into a target in Washington D.C. Passengers on the flight fought back against the hijackers and the plane crashed in a field in Pennsylvania.

Which of These Statements Is Not Correct in Relations to the Facts