Which of the following are characteristics of Amazon VPC subnets? Choose 2 answers

Which of the following are characteristics of Amazon VPC subnets? Choose 2 answers
A . Each subnet spans at least 2 Availability Zones to provide a high-availability environment.
B . Each subnet maps to a single Availability Zone.
C . CIDR block mask of/25 is the smallest range supported.
D . By default, all subnets can route between each other, whether they are private or public.
E . Instances in a private subnet can communicate with the Internet only if they have an Elastic I

Answer: B, E