Which command is associated with the shortcut CTRL+U?

The command associated with the shortcut CTRL+U is to underline text. Keyboard shortcuts are designed to enhance efficiency when working with text editors or word processing software. CTRL+U specifically triggers the underlining function, allowing users to quickly apply this formatting style to selected text. This shortcut is quite common across various applications, including word processors, email clients, and some web editors, which reinforces its role in text manipulation. Understanding such shortcuts helps improve productivity and streamline workflows, making tasks like formatting documents faster and more intuitive.