What was the question for this implicit rationale, and corresponding answer?
Making juice from a display of melons does not necessarily mean one is working at that display.
 The answer: it is not possible to tell
The question: Can we conclude from "Two men wearing plastic gloves are making juice from a display of melons." that "The men are working at a juice stand."?
Options:
- yes
- no
- it is not possible to tell