Your data-recovery strategy must meet the following requirements:
 back up all data files and folders in c: \data.
 restore individual files and folders in c: \data.
 ensure that data is backed up to and restored from external media.
what should you do?
a. use the previous versions tab to restore the files and folders.
b. use the system restore feature to perform backup and restore operations.
c. use the ntbackup utility to back up and restore individual files and folders.
d. use the backup and restore center to back up and restore files.