How is this possible?

A retail company has issued an RFP to transform an existing on premise publicly accessible application to Cloud Native using IBM Kubernetes Service and Cloud Internet Services. The customer brought up an additional non-functional requirement around performance at the edge. It is explained that the solution will be able to accommodate the concern without additional service.

How is this possible?
A . Cloud Internet Service has Page Rules
B . IKE provides a built in Content Delivery Network
C . IKS can scale across the globe
D . Cloud Internet Server has a 32TB Network

Answer: D