A. Create a copy of the instance. Place all instances behind an Application Load Balancer.
B. Create an S3 VPC endpoint for Amazon S3. Update the software to reference the endpoint.
C. Stop the EC2 instances. Modify the instance type to one with a more powerful CPU and more memory. Restart the instances.
D. Route incoming requests to Amazon Simple Queue Service (Amazon SQS). Configure an EC2 Auto Scaling group based on queue size. Update the software to read from the queue.

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