What is the advantage of using the clipboard task pane?

Solution:

The advantage of using the clipboard task pane is:

The Office Clipboard allows us to copy up to 24 items from Office documents or other programs and paste them into another Office document. For example, we can copy text from an email message, data from a workbook or datasheet, and a graphic from a presentation, and then paste them all into a document. By using the Office Clipboard, you can arrange the copied items the way that you want in the document.  

b. xor is the correct answer