A User Has Launched 5 Instances in EC2-CLASSIC and Attached

Multiple Choice

A user has launched 5 instances in EC2-CLASSIC and attached 5 elastic IPs to the five different instances in the US East region. The user is creating a VPC in the same region. The user wants to assign an elastic IP to the VPC instance. How can the user achieve this?

A) The user has to request AWS to increase the number of elastic IPs associated with the account
B) AWS allows 10 EC2 Classic IPs per region; so it will allow to allocate new Elastic IPs to the same region
C) The AWS will not allow to create a new elastic IP in VPC; it will throw an error
D) The user can allocate a new IP address in VPC as it has a different limit than EC2