Given the following reasoning and answer, what was the question? The bus that the tour group was on wasn't necessarily moving.
 The answer: it is not possible to tell
user
The question Premise: "A tour group sits on the second story of a double-decker tour bus in the middle of times square."
Based on this premise, can we conclude that the hypothesis "The bus is moving." is true?
Options:
- yes
- it is not possible to tell
- no
assistant