A SysOps administrator is responsible for a legacy. CPU-heavy application The application can only be scaled vertically Currently, the application is deployed on a single t2 large Amazon EC2 instance The system is showing 90% CPU usage and significant performance latency after a few minutes
What change should be made to alleviate the performance problem?
A . Change the Amazon EBS volume to Provisioned lOPs
B. Upgrade to a compute-optimized instance
C. Add additional 12 large instances to the application
D. Purchase Reserved Instances