Topic #: - All AWS Certified Solutions Architect - Professional Questions

A. Use an AWS CloudFormation template to create identical IAM roles for each region. Use AWS CloudFormation StackSets to deploy each application instance by using parameters to customize for each instance, and use security groups to isolate each instance while permitting access to the central server.
B. Create each instance of the application IAM roles and resources in separate accounts by using AWS CloudFormation StackSets. Include a VPN connection to the VPN gateway of the central administration server.
C. Duplicate the application IAM roles and resources in separate accounts by using a single AWS CloudFormation template. Include VPC peering to connect the VPC of each application instance to a central VPC.
D. Use the parameters of the AWS CloudFormation template to customize the deployment into separate accounts. Include a NAT gateway to allow communication back to the central administration server.

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