An enterprise has migrated one of its Web-based database application to Amazon EC2 cloud with
the database hosted in the cloud. Which action will help save ongoing costs for this enterprise
application?

A.
The database is configured to use 200 MB less memory.

B.
The database is configured to generate uncompressed backups.

C.
The database is configured to drop temporary tables and indexes.

D.
The database is configured to use compression for the databases.

Explanation: