Given the following reasoning and answer, what was the question? The man is either working on a building or climbing a tree.
 The answer: no
The question Premise: "A man without a shirt is working on top of a building with scaffolding attached."
Based on this premise, can we conclude that the hypothesis "A man without a shirt is climbing a tree." is true?
Options:
- yes
- it is not possible to tell
- no