As you are working on a Word document, it is a good idea to frequently save your document

What is the proper format of an external reference to a workbook or worksheet thats name does not contains spaces; source and destination files are in the same folder

A) ''[WorkbookName]Worksheet''!Cell B) [WorkbookName]Worksheet!Cell C) Worksheet'!Cell D) '[WorkbookName]Worksheet'!Cell

One of the below programs that when called like this (with the underscore representing a digit from 1 to 4) generates this output:

``` >>> dup_("rubber duck") ’kcud rebburrubber duck’ ```