A user has launched a MySQL RDS. The user wants to plan for the DR and automate the snapshot. Which of the below
mentioned functionality offers this option with RDS?

A.
Copy snapshot

B.
Automated synchronization

C.
Snapshot

D.
Automated backup

Explanation:
Amazon RDS provides two different methods for backing up and restoring the Amazon DB instances: automated backups
and DB snapshots. Automated backups automatically back up the DB instance during a specific, user-definable backup
window, and keep the backups for a limited, user-specified period of time.
http://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/Overview.BackingUpAndRestoringAmazonRDSInstances.
html