Premise: "In short, while leaders in Washington believed that the fighters above them had been instructed to take out hostile aircraft, the only orders actually conveyed to the pilots were to ID type and tail." If this premise is true, what does that tell us about whether it entails the hypothesis "As a result, the hijacked planes were allowed to remain in the air."?

OPTIONS:
- yes
- it is not possible to tell
- no
it is not possible to tell