A SysOps administrator is optimizing the cost of a workload. The workload is running in multiple AWS Regions and is using AWS Lambda with Amazon EC2 On- Demand Instances for the compute. The overall usage is predictable. The amount of compute that is consumed in each Region varies, depending on the users’ locations.
Which approach should the SysOps administrator use to optimize this workload?
A. Purchase Compute Savings Plans based on the usage during the past 30 days.
B. Purchase Convertible Reserved Instances by calculating the usage baseline.
C. Purchase EC2 Instance Savings Plans based on the usage during the past 30 days.
D. Purchase Standard Reserved Instances by calculating the usage baseline.
