A company is designing a disaster recovery strategy for a critical application. The RTO is 4 hours and the RPO is 1 hour. They want to minimize costs while meeting these requirements. Which TWO actions represent a 'Warm Standby' architecture? (Select TWO)

Deploy a scaled-down version of the application tier in the DR region.

Keep the application tier completely shut down in the DR region.

Continuously replicate the database to the DR region.

Deploy a full-scale replica of the production environment.

Take daily snapshots and copy them to the DR region.

Use AWS CloudFormation to deploy the infrastructure only when a disaster occurs.