A SysOps administrator is responsible for a large fleet of Amazon EC2 instances and must know whether any instances will be affected by upcoming hardware mainte...

A SysOps administrator is responsible for a large fleet of Amazon EC2 instances and must know whether any instances will be affected by upcoming hardware maintenance.
Which option would provide this information with the LEAST administrative overhead?

A. Deploy a third-party monitoring solution to provide real-time EC2 instance monitoring. B. List any instances with failed system status checks using the AWS Management Console. C. Monitor AWS CloudTrail for StopInstances API calls. D. Review the AWS Personal Health Dashboard.