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How can a solutions architect ensure minimal downtime when making an AWS-hosted application available in another Region?
A
Set up an Auto Scaling group and load balancer in the new Region, use a global DynamoDB table, and implement DNS failover for the load balancer.
B
Develop a CloudFormation template for on-demand launch of EC2 instances, load balancers, and DynamoDB tables, and set up DNS failover for the load balancer.
C
Prepare a CloudFormation template for EC2 instances and a load balancer, use a global DynamoDB table, and establish DNS failover for the load balancer.
D
Deploy an Auto Scaling group and load balancer in the new Region, enable a global DynamoDB table, and use a CloudWatch alarm to trigger a Lambda function for Route 53 updates.
