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The statement " All modernoperating systemsprovide guis" is true . So option a is correct.Most modern operating systems provide both a graphical user interface(GUI) and a command-line interface (CLI). The GUI is the more user-friendly interface, and it is typically used for everyday tasks such as browsing the web, checking email, and editing documents. The CLI is a more powerfulinterfacethat is often used by system administrators and developers.Some operating systems, such as embedded operating systems, only provide a CLI. However, most modern operating systems, such as Microsoft Windows, macOS, Linux, Android, and iOS, all provide a GUI.Here are some examples of modern operating systems that provide GUIs:Microsoft WindowsmacOSLinuxAndroidiOSChromeOSFreeBSDOpenBSDNetBSDThese operating systems all use GUIs to make it easier for users to interact with their computers. The GUIs on these operating systems are all different, but they all share some common features, such as windows, menus, and icons.Therefore option a is correct.To learn more aboutGUIvisit:brainly.com/question/22811693#SPJ11...