In MS Word, "Ctrl + Home" is used to

Open a document.

Ctrl+O

Create a new document.

Ctrl+N

Save the document.

Ctrl+S

Close the document.

Ctrl+W

Cut the selected content to the Clipboard.

Ctrl+X

Copy the selected content to the Clipboard.

Ctrl+C

Paste the contents of the Clipboard.

Ctrl+V

Select all document content.

Ctrl+A

Apply bold formatting to the text.

Ctrl+B

Apply italic formatting to text.

Ctrl+I

Apply underline formatting to text.

Ctrl+U

Decrease the font size by 1 point.

Ctrl+[

Increase the font size by 1 point.

Ctrl+]

Centre the text.

Ctrl+E

Align the text to the left.

Ctrl+L

Align the text to the right.

Ctrl+R

Cancel a command.

Esc

Undo the previous action.

Ctrl+Z

Redo the previous action, if possible.

Ctrl+Y

Adjust the zoom magnification.

Alt+W, Q, then tab in Zoom dialogue box to the value you want.

Split the document window.

Ctrl+Alt+S

Remove the document window split.

Alt+Shift+C or Ctrl+Alt+S