What is a VPC and what are subnets, gateways, and NAT used for?

What is a VPC and what are subnets, gateways, and NAT used for?

• A. A VPC is a physical data center; subnets are racks; gateways connect to VPN only; NAT is unused
• B. A public network; subnets unify networks; gateways encrypt data at rest; NAT duplicates IPs
• C. A VPC is a physical private network inside a data center
• D. A Virtual Private Cloud isolates cloud resources; subnets segment networks; gateways enable internet/VPN access; NAT translates private IPs to public for outbound traffic

Answer: (D)