It would be great if we had a spoiler alert functionality added to the site. Im sure many of us who are trying to solve the problems listed in the forum find it quite tricky trying to avoid seeing the OA posted rt next to the question.
Pro'lly we all can follow a format while posting questions..
[question]GMAT Problem[/question]
Poster's Query
[spoiler] OA: x [/spoiler]
?
Just a thought.