Out of the following options, the most popular combination of shortcut keys to copy some selected text in most of the MS Windows applications is:

Correct option is C

The correct shortcut key combination to copy selected text in most MS Windows applications is Ctrl + C. When you press this combination, the selected text, image, or file is copied to the clipboard, allowing you to paste it elsewhere using Ctrl + V. This function is universally recognized across Windows programs such as MS Word, Excel, PowerPoint, Notepad and even browsers, making it one of the most widely used keyboard shortcuts for quick data handling.
Important Key Points:
1. Ctrl + C: Used to copy selected text, files, or images to the clipboard.
2. Clipboard Function: Temporarily stores copied data until another copy command overwrites it.
3. Complementary Shortcuts:
· Ctrl + V → Paste
· Ctrl + X → Cut
· Ctrl + Z → Undo
4. Universal Use: Works across all major Windows applications and browsers.
5. Efficiency: Saves time and enhances workflow by reducing dependency on the mouse.
Knowledge Booster:
· (a) Ctrl + P: Used to print documents or pages, not for copying.
· (b) Ctrl + X: Used to cut selected content (removes from the original location).
· (d) Ctrl + O: Used to open a new file or document in many applications.
· The Ctrl + C and Ctrl + V shortcuts were introduced in early versions of Windows and remain universal across modern operating systems including macOS (as Command + C / Command + V).