How to mark an answer to a question
Admins, Editors, and Contributors can mark or unmark an answer as correct.
Step 1. To mark an answer as correct, click the kebab icon next to the answer and click Mark as answer. It should then be highlighted in green.
You can also mark an answer as correct when it's posted. Learn more about it here.
Step 2. If you wish to unmark an answer, click the kebab icon again and select Unmark answer.
More than one answer can be marked as the correct answer.