The correct answer is Save as.In order to publish a document in PDF format, one must choose the Save as function.Different functions of MS Word 2007NewUsed to create a new fileOpenUsed to open an already existing file SaveUsed to save any changes in the present file and in the present formatSave AsSave a new copy of the present file in any format. To save your file with a different name, follow these steps:Click File > Save As.Under Save As, pick the place where you want to save your workbook. For example, to save to your desktop or in a folder on your computer, click Computer. Click Browse to find the location you want in your Documents folder.To pick another location on your computer, click Desktop, and then pick the exact place where you want to save your workbook.In the File name box, enter a name for a new workbook. Enter a different name if youre creating a copy of an existing workbook.To save your workbook in a different file format (like .xls or .txt), in the Save as type list (under the File name box), pick the format you want.Click Save.