Jack is looking at Anne, but Anne is looking at George. Jack is married, but George is not. Is a married person looking at an unmarried person?
- A: Yes
- B: No
- C: Cannot be determined
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Yes.
There are only two possible cases: either Anne is married, or she is not.
If she is married, then a married person (Jack) is looking at an unmarried person (Anne). If she is not married, then a married person (Anne) is looking at an unmarried person (George).