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                              Q:
                           
                           
                                                      | A) The date and time | B) User name | 
| C) Date & Time | D) None of the above | 
                              Answer:   D) None of the above
                              
                                                            
                              
Explanation:
                               
                           
                           Explanation:
MS Excel is the widely used worksheet in computer applications. We can add what we want in the header and footer of MS Excel sheets.
 
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