A Company Runs a Website on Amazon EC2 Instances Behind

A company runs a website on Amazon EC2 instances behind an ELB Application Load Balancer. Amazon Route 53 is used for the DNS. The company wants to set up a backup website with a message including a phone number and email address that users can reach if the primary website is down. How should the company deploy this solution?

A) Use Amazon S3 website hosting for the backup website and Route 53 failover routing policy.
B) Use Amazon S3 website hosting for the backup website and Route 53 latency routing policy.
C) Deploy the application in another AWS Region and use ELB health checks for failover routing.
D) Deploy the application in another AWS Region and use server-side redirection on the primary website.