In this question, the asker has said in a comment that one of the answers is correct.
However, he has not marked the answer. Is it possible for someone else to?
In this question, the asker has said in a comment that one of the answers is correct.
However, he has not marked the answer. Is it possible for someone else to?
No, this is not possible.
It has been suggested that we allow others to mark accepted an answer on the questioner's behalf, but not likely to happen.
The accepted answer is the one chosen by the person asking as they feel it best solves their problem.