You need to back up the existing data on a computer before you install a new application. You also need to ensure that you are able to recover individual user files that are replaced or deleted during the installation. What should you do?()
A. Create a System Restore point.
B. Perform an Automated System Recovery (ASR) backup and restore.
C. In the Backup and Restore Center window, click the Back up files button.
D. In the Backup and Restore Center window, click the Back up computer button.