you need to deploy with this kind of configuration?

You want to use Amazon Redshift and you are planning to deploy dw1.8xlarge nodes. What is
the minimum amount of nodes that you need to deploy with this kind of configuration?

A.
1

B.
4

C.
3

D.
2

Explanation:
For a single-node configuration in Amazon Redshift, the only option available is the smallest of
the two options. The 8XL extra-large nodes are only available in a multi-node configuration
http://docs.aws.amazon.com/redshift/latest/mgmt/working-with-clusters.html