Assuming you're using Windows, you have to search for the application Device Manager. It will show you all connected devices on your system, as well as an option to modify drivers and certain options.
In OpenOffice Writer, you can insert comments with the Comment option under the Insert tab. Alternatively, you can use the Ctrl+Alt+N keys.
Answer:
I believe the answer is D. To keep records of transactions in different places.
Explanation:
