For this chain-of-thought reasoning and answer, what was the question?
The two girls have been playing music together for their whole lives.
 A: it is not possible to tell
Q: Premise: "A two girl band entertains at this venue."
Based on this premise, can we conclude that the hypothesis "The lead singer plays electric guitar and the other band member sings backup and plays keyboards." is true?
Options:
- yes
- it is not possible to tell
- no