You Have Been Asked to Automate Many Routine Systems Administrator

Multiple Choice

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