A User Has Configured an EC2 Instance in the US-East-1a

Multiple Choice

A user has configured an EC2 instance in the US-East-1a zone. The user has enabled detailed monitoring of the instance. The user is trying to get the data from CloudWatch using a CLI. Which of the below mentioned CloudWatch endpoint URLs should the user use?

A) monitoring.us-east-1.amazonaws.com
B) monitoring.us-east-1-a.amazonaws.com
C) monitoring.us-east-1a.amazonaws.com
D) cloudwatch.us-east-1a.amazonaws.com