Please answer the following question by reasoning step-by-step. Premise: "A man wearing a blue helmet is rock climbing."
Based on this premise, can we conclude that the hypothesis "A man in a blue helmet is a professional rock climber." is true?
Options:
- yes
- it is not possible to tell
- no. Step-by-step reasoning:
A man who is rock climbing is not necessarily a professional. So the answer is it is not possible to tell.