Write down the purpose and features of Show Markup option available in Review tab of Word 2007 document.

Accepting or rejecting changes work much like the Spell Check feature. By cycling through the changes made to a document, the author can accept or reject any or all changes. 

For accepting or rejecting the changes made so far, do the following: 

1.  Open the document to be reviewed. 

2.  From the Review tab, in the Changes group, click Next option. The first change will be displayed. 

3.  Do one of the following: 

(a)  To accept the change, click on top half of the Accept button. 

(b)  To accept all changes, click the on the Accept button —> select Accept All Changes in Document. 

(c)  To reject the change, click on top half of the Reject button.

 To reject all changes, click on the Reject button —> select Reject All Changes in Document. 

4. Repeat steps (ii) and (iii) until all changes/comments have been reviewed. 

5.  When finished, save your document.