What was the most excellent thought you discover at your last job?

Here you have to share the idea which you have implemented in your last job because of which your project had some benefits as well you as an individual got the benefits. The idea shows some collaboration, innovation, and creativity.

If you haven't suggested any such idea in your past, you can share the idea of someone else. Make sure to tell that in a positive way that the interviewer will not get the impression that you are sharing someone else's story.