I am verifying the answers generated by an automatic system to the following question: who were the hijackers in 9-11 Suggested answer: They were followed by three hijacker-pilots, Mohamed Atta , Marwan al-Shehhi , and Ziad Jarrah early in the summer of 2000 to undertake flight training in south Florida . Should I validate this answer?

Options are: 1). No; 2). Yes;
Answer:
1).