What is the best answer for "what is your weakness"?

The best answer for "what is your weakness" is one that is honest, appropriate for the job, and shows the potential for growth. It is important that your answer does not come across as fake. A false answer will also be harder to explain in further detail. That being said, pick a weakness that doesn't imply an inability to perform the job.

The interviewer will want to see that you are a good fit for the position. They understand you are not perfect. However, they want to see that you have the ability to improve upon your weaknesses because it shows that you are capable of positive change.