You have an application running in us-west-2 that requires six EC2 instances running at all times. With three
AZs available in that region (us-west-2a, us-west-2b, and us-west-2c), which of the following deployments
provides 100 percent fault tolerance if any single AZ in us-west-2 becomes unavailable?
Choose 2 answers
A.
Us-west-2a with two EC2 instances, us-west-2b with two EC2 instances, and us-west-2c with two EC2
instances
B.
Us-west-2a with three EC2 instances, us-west-2b with three EC2 instances, and us-west-2c with no EC2
instances
C.
Us-west-2a with four EC2 instances, us-west-2b with two EC2 instances, and us-west-2c with two EC2
instances
D.
Us-west-2a with six EC2 instances, us-west-2b with six EC2 instances, and us-west-2c with no EC2
instances
E.
Us-west-2a with three EC2 instances, us-west-2b with three EC2 instances, and us-west-2c with three EC2
instances