Question: Pick which sentence is not logical.
Options:
- Sentence A: "Ben wants to teach piano because he has been playing the piano since he was five years old"
- Sentence B: "Ben wants to teach piano because he has been playing the violin since he was five years old"

Please answer this question gradually:
user
{"source": "flan_v2_cot", "kind": "synthetic", "evolved_from": null}
Question: Pick which sentence is not logical.
Options:
- Sentence A: "Ben wants to teach piano because he has been playing the piano since he was five years old"
- Sentence B: "Ben wants to teach piano because he has been playing the violin since he was five years old"

Please answer this question gradually:
user
DUMMY RESPONSE
assistant