From the given options, select the one which most correctly explains the given expression:

"To pull one's socks up"

To make an effort to improve one's performance

To pull one's socks up" most correctly explains the expression: To make an effort to improve one's performance. (Option 2)

Explanation :This idiom is often used to convey the idea of taking action to improve a situation, usually by putting in more effort or addressing a problem. It suggests a determination to do better or to overcome challenges.