A company uses AWS Systems Manager Run Command to patch EC2 instances. How should the DevOps team structure patching to maintain high availability?
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A
Patch all instances simultaneously during a maintenance window
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B
Use Patch Manager with maintenance window rate controls to patch a percentage of instances at a time
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C
Terminate and relaunch instances from a patched AMI all at once
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D
Manually patch one instance and create a new AMI from it