A User Has Configured Auto Scaling with 3 Instances

Multiple Choice

A user has configured Auto Scaling with 3 instances. The user had created a new AMI after updating one of the instances. If the user wants to terminate two specific instances to ensure that Auto Scaling launches an instances with the new launch configuration, which command should he run?

A) as-delete-instance-in-auto-scaling-group <Instance ID> --no-decrement-desired-capacity
B) as-terminate-instance-in-auto-scaling-group <Instance ID> --update-desired-capacity
C) as-terminate-instance-in-auto-scaling-group <Instance ID> --decrement-desired-capacity
D) as-terminate-instance-in-auto-scaling-group <Instance ID> --no-decrement-desired-capacity