Which of the following approaches would you select?

You are designing a system that has a Bastion host. This component needs to be highly available without human intervention.

Which of the following approaches would you select?
A . Run the bastion on two instances one in each AZ
B . Run the bastion on an active Instance in one AZ and have an AMI ready to boot up in the event of failure
C . Configure the bastion instance in an Auto Scaling group. Specify the Auto Scaling group to include multiple AZs but have a min-size of 1 and max-size of 1
D . Configure an ELB in front of the bastion instance

View Answer

Answer: C