Which additional action must the SysOps administrator perform to meet this requirement?

A SysOps administrator is using AWS Systems Manager Patch Manager to patch a fleet of Amazon EC2 instances. The SysOps administrator has configured a patch baseline and a maintenance window. The SysOps administrator also has used an instance tag to identify which instances to patch.

The SysOps administrator must give Systems Manager the ability to access the EC2 instances.

Which additional action must the SysOps administrator perform to meet this requirement?
A . Add an inbound rule to the instances’ security group.
B. Attach an 1AM instance profile with access to Systems Manager to the instances.
C. Create a Systems Manager activation Then activate the fleet of instances.
D. Manually specify the instances to patch Instead of using tag-based selection.

View Answer

Answer: A