<span>To annotate a document with a remark for another reviewer to address, select the Comments feature.
In both Excel and Word, you can go to the toolbar and select review and you will see "New Comment." Select the word (in Microsoft Word) or the cell (in Microsoft Excel) add click on the "New Comment". </span>
We need more information for this one, please.
1-2 GB
I had hard time finding the answer to this, but the correct answer on my test was 1-2 GB