Select the two$$statements that describe a limitation or problem with encrypting files with applications.

A$.$

It relies on the user to always do the right thing with sensitive information.

B$.$

The encrypted files are much larger than the unencrypted files so it uses up much more disk space.

C$.$

It does not work well when there are potentially many files that need to be encrypted.

D$.$

When such files are backed up they end up unencrypted on the backup medium.