Protect document will restrict the access of people, while encrypt document option allows user to have password for their word document.

There is no option called align text left-right. Justify aligns test to both the left and right margins, adding extra space between words as necessary while align text left and align text center aligns text to specified position.

'Pages' option is present in 'Insert' to break page, insert cover page or blank page.

Under view option, we have sub option 'Show/Hide' which shows ruler, thumbnails, etc.

Watermark inserts ghosted text behind the content on the page which is used to indicate that a document is to be treated specially such as confidential or urgent.

There is no option like title case in 'Case' change.

The minimum and maximum font size in MS-Office'07 is 8 and 72.

Grid type border is applicable to table borders, not to page border.

The shortcut key '(Ctrl) + (+=)' is used for creating small letters below the base line, i.e. subscript.

 The columns can be spread into two by using 'Columns' option present in 'Page Layout'.

The 'Ctrl + S' shortcut key saves the content of current/open document. It can be used in notepad also.

The 'Review->Word Count' option shows number of words in a document. It is also seen on status bar at bottom.

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The 'Thumbnails' option is present in 'Show/Hide' option of 'View'. It will show thumbnails on left side of the document.

There is an option of 'Equation' in 'Insert' menu which can be used for inserting mathematical equations/formulae.