Explanation:

In Microsoft Word and many other word processing applications, specific keyboard shortcuts are used to quickly apply formatting to text. **Analysis of Options:** * **Option (A) Ctrl+A:** This shortcut is used to 'Select All' content in the active document or window. It does not center text. * **Option (B) Ctrl+B:** This shortcut is used to apply or remove 'Bold' formatting to the selected text. It does not center text. * **Option (C) Ctrl+E:** Correct. This shortcut is the standard and widely recognized command in Microsoft Word (and often other word processors) to 'Center Align' the selected text or the current paragraph. It moves the text to the horizontal center of the page or text box. * **Option (D) Ctrl+D:** This shortcut typically opens the 'Font' dialog box in Microsoft Word, allowing users to change various font properties such as font type, size, color, and effects. It does not center text.