In what is believed to be one of the worst disasters involving the Indian Air Force's MiG-21, eight persons are reported to be killed and 16 injured when the fighter jet crashed into a bank building in a busy commercial area of Basti Adda of Jalandhar. Investigation is going on. - A news report Which of the following can be hypothesized for the above information?
1) The Mig-21 was flying at more than 5,000 ft.
2) The pilot was flying over thickly populated urban areas.
3) The pilot of Mig- 21 was on a training sortie.
4) Engine of the fighter jet failed in the sky.
5) None of these

Explanation

5,