Which of the following are characteristics of Amazon VPC subnets? (Choose two.)
Each subnet spans at least 2 Availability Zones to provide a high-availability environment.
Each subnet maps to a single Availability Zone.
CIDR block mask of/25 is the smallest range supported.
By default, all subnets can route between each other, whether they are private or public.
Instances in a private subnet can communicate with the Internet only if they have an Elastic IP.
Even though we know the right Answers it is sometimes good to know why the other Answers are wrong.
Is wrong because a subnet maps to a single AZ.
Is wrong because /28 is the smallest subnet, amazon takes first four and last addresses per subnet.
Is wrong because a private subnet needs a NAT appliance.