What should a solutions architect do to meet these requirements?

A company that is developing a mobile game is making game assets available in two AWS Regions. Game assets ate served from a set of Amazon EC2 instances behind an Application Load Balancer (ALB) in each Region. The company requires game assets to be (etched from the closest Region. If game assets become unavailable in the closest Region, they should be fetched from the other Region.

What should a solutions architect do to meet these requirements?
A . Create an Amazon CloudFront distribution. Create an origin group with one origin for each ALB. Set one of the origins as primary.
B. Create an Amazon Route 53 health check for each ALB. Create a Route 53 failover routing record pointing to the two ALBs. Set the Evaluate Target Health value to Yes.
C. Create two Amazon CloudFront distributions, each with one ALB as the origin. Create an Amazon Route 53 failover routing record pointing to the two CloudFront distributions. Set the Evaluate Target Health value to Yes.
D. Create an Amazon Route 53 health check for each ALB. Create a Route 53 latency alias record pointing to the two ALBs. Set the Evaluate Target Health value to Yes.

View Answer

Answer: D

Explanation:

Failover routing policy C Use when you want to configure active-passive failover. Latency routing policy C Use when you have resources in multiple AWS Regions and you want to route traffic to the region that provides the best latency. https://docs.aws.amazon.com/Route53/latest/DeveloperGuide/routing-policy.html