Which of the follow doesn't belong to the group?

I. Server that provides clients with network connectivity and other communications

such as voice. For example, a telecommunications device that provides 3G or WiFi to

phones and other clients.

This type of server delivers media such as streaming video or audio.

Servers that implement games or services for a game such as social elements of

gameplay.

A server that provides services to applications such as a mobile app. For example, a

weather app on your phone might contact to a server for weather data.

It is a server operating system developed by Microsoft.

Server is gaming software or hardware that gives services to other hardware and

software entity.

Which Server OS is a Linux based OS?

In a client-server architecture, the client is responsible for providing resources and services, while the server requests and utilizes these resources.