You need to pass a custom script to new Amazon Linux instances created in your Auto Scaling group. Which
feature allows you to accomplish this?
A.
User data
B.
EC2Config service
C.
IAM roles
D.
AWS Config
Explanation:
http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/user-data.html#user-data-shell-scripts Not B, because
EC2Config is used for Windows instances:
http://docs.aws.amazon.com/AWSEC2/latest/WindowsGuide/UsingConfig_WinAMI.html