You are managing a legacy application Inside VPC with hard coded IP addresses in its configuration.
Which two mechanisms will allow the application to failover to new instances without the need for
reconfiguration? Choose 2 answers
A.
Create an ELB to reroute traffic to a failover instance
B.
Create a secondary ENI that can be moved to a failover instance
C.
Use Route53 health checks to fail traffic over to a failover instance
D.
Assign a secondary private IP address to the primary ENIO that can be moved to a failover instance