AWS Certified Solutions Architect – Professional SAP-C01 – Question678

A solutions architect is designing a disaster recovery strategy for a three-tier application. The application has an RTO of 30 minutes and an RPO of 5 minutes for the data tier. The application and web tiers are stateless and leverage a fleet of Amazon EC2 instances. The data tier consists of a 50 TB Amazon Aurora database.
Which combination of steps satisfies the RTO and RPO requirements while optimizing costs? (Choose two.)

A.
Create daily snapshots of the EC2 instances and replicate the snapshots to another Region.
B. Deploy a hot standby of the application to another Region.
C. Create snapshots of the Aurora database every 5 minutes.
D. Create a cross-Region Aurora Replica of the database.
E. Create an AWS Backup job to replicate data to another Region.

Correct Answer: AD