Answer:
A wave that has been digitized can be played back as a wave over and over, and it will be the same every time. For that reason, digital signals are a very reliable way to record information—as long as the numbers in the digital signal don’t change, the information can be reproduced exactly over and over again.
Explanation:
The appropriate answer is d. mail merge. Mail merge uses a database of addresses that are used to create pre-addressed mailing labels that are generally used when sending letters to a very large group. This type of application is used by utility companies or any other organizations that requires mass mailings. Mail merge is found in the Microsoft Word application. Excell spreadsheets can also be used to complete tasks similar to that of mail merge.