Given the rationale, provide a reasonable question and answer. Step-by-step reasoning process: The band doesn't necessarily preform at a concert and are probably already formed.
 The question and answer:
Premise: "Two musicians from the band lynyrd skynyrd sing and play guitar on stage in front of speakers and a drum set."
Based on this premise, can we conclude that the hypothesis "A band preform at a concert." is true?
Options:
- yes
- it is not possible to tell
- no
The answer is it is not possible to tell