In Amazon ElastiCache, which of the following statements is correct?

A.
When you launch an ElastiCache cluster into an Amazon VPC private subnet, every cache node
is assigned a public IP address within that subnet.

B.
You cannot use ElastiCache in a VPC that is configured for dedicated instance tenancy.

C.
If your AWS account supports only the EC2-VPC platform, ElastiCache will never launch your
cluster in a VPC.

D.
ElastiCache is not fully integrated with Amazon Virtual Private Cloud (VPC).

Explanation:
The VPC must allow non-dedicated EC2 instances. You cannot use ElastiCache in a VPC that is
configured for dedicated instance tenancy.
http://docs.aws.amazon.com/AmazonElastiCache/latest/UserGuide/AmazonVPC.EC.html