A user has launched an EC2 instance. The user is planning to setup the CloudWatch alarm. Which of the below mentioned actions is not supported by the CloudWatch alarm?

A. Notify the Auto Scaling launch config to scale up

B. Send an

SMS using SNS

C. Notify the Auto Scaling group to scale down

D. Stop the EC2 instance

Explanation:

A user can create a CloudWatch alarm that takes various actions when the alarm changes state. An alarm watches a single metric over the time p

eriod that the user has specified, and performs one or more actions based on the value of the metric relative to a given threshold over a number of time periods. The actions could be sending a notification to an Amazon Simple Notification Service topic (SM

S, Email, and HTTP end point., notifying the Auto Scaling policy or changing the state of the instance to Stop/Terminate.