Which task would be best accomplished with a script?

You have been asked to automate many routine systems administrator backup and recovery activities. Your current plan is to leverage AWS-managed solutions as much as possible and automate the rest with the AWS CLI and scripts.

Which task would be best accomplished with a script?
A . Creating daily EBS snapshots with a monthly rotation of snapshots
B . Creating daily RDS snapshots with a monthly rotation of snapshots
C . Automatically detect and stop unused or underutilized EC2 instances
D . Automatically add Auto Scaled EC2 instances to an Amazon Elastic Load Balancer

Answer: A