What does GKE Autopilot simplify in relation to networking?

GKE Autopilot simplifies cluster management and networking configurations by automating many of the operational tasks associated with Google Kubernetes Engine. This allows users to focus more on deploying and managing their applications rather than dealing with the complexities of setting up and maintaining the underlying infrastructure.

In particular, GKE Autopilot takes care of the network configurations needed for Kubernetes, such as service networking, ingress, and egress rules, and it is adept at managing resource allocation based on the specific needs of the workloads. By handling these configurations automatically, GKE Autopilot reduces the chance of human error and enhances the efficiency and security of the networking setup.

This contrasts with the other options: billing and cost management is a financial aspect rather than a technical networking concern, user interface design pertains to user experience rather than networking efficiency, and database management involves different services and functions that are not directly tied to networking configurations in GKE. Thus, the correct answer highlights the specific benefits that GKE Autopilot offers in streamlining both cluster management and the associated networking tasks.