A User Has Created a VPC with CIDR 20

Multiple Choice

A user has created a VPC with CIDR 20.0.0.0/16 using VPC Wizard. The user has created a public CIDR (20.0.0.0/24) and a VPN only subnet CIDR (20.0.1.0/24) along with the hardware VPN access to connect to the user's data center. Which of the below mentioned components is not present when the VPC is setup with the wizard?

A) Main route table attached with a VPN only subnet
B) A NAT instance configured to allow the VPN subnet instances to connect with the internet
C) Custom route table attached with a public subnet
D) An internet gateway for a public subnet