A company runs its web application on multiple Amazon EC2 instances that are part of...

To ensure that the Auto Scaling group scales out when CPU utilization rises above 50%, the administrator should configure the Auto Scaling group to dynamically scale based on demand. This is achieved by setting up a scaling policy that triggers based on specific CloudWatch alarms—like CPU utilization exceeding 50%. This dynamic scaling method directly responds to changes in workload, ensuring that resources are allocated efficiently and promptly as demand increases. Option C is the correct answer, aligning with best practices for managing EC2 Auto Scaling based on real-time metrics. Further guidance is available in AWS documentation on dynamic scaling Dynamic Scaling for EC2.