What is the meaning of the idiom "To eat one’s own words"?

To retract one’s own statement

The correct answer is To retract one’s own statement. The idiom "to eat one's own words" means to admit that you were wrong about something you said earlier. It is often used in a humorous or sarcastic way, but it can also be used in a more serious context. For example, if you say that you will never do something, and then you do it, you might be said to have "eaten your words."

The other options are incorrect. To remain silent means to not say anything. To teach elegantly means to teach in a way that is clear, concise, and easy to understand. To be considerate means to be thoughtful and mindful of the needs of others.