A SysOps Administrator has configured a CloudWatch agent to send custom metrics to Amazon CloudWatch and is now assembling a CloudWatch dashboard to display these metrics.
What steps should the Administrator take to complete this task?

A. Select the AWS Namespace, filter by metric name, then add to the dashboard.
B. Add a text widget, select the appropriate metric from the custom namespace, then add to the dashboard.
C. Select the appropriate widget and metrics from the custom namespace, then add to the dashboard.
D. Open the CloudWatch console, from the CloudWatch Events, add all custom metrics.