Student: Premise: "A security officer and a man stand in front of a building."
Based on this premise, can we conclude that the hypothesis "Two men stand in front of a building." is true?
Options:
- yes
- it is not possible to tell
- no.
Teacher: Let's think:
A security officer and a man stand in front of a building does not necessary that two men stand in front of a building. So the final answer is it is not possible to tell.