Given the following reasoning and answer, what was the question? You can dress in costumes and not be in a ballroom.
 The answer: it is not possible to tell

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
The question Given the sentence "Three people dressed in costumes pose for the camera." can we conclude that "Some people are in a ballroom."?
Options:
- yes
- it is not possible to tell
- no