The correct answer is A. Intranet.
An intranet is a private network that uses Internet technologies, such as web browsers and servers, to share information and applications within an organization. Intranets are typically used by businesses and other organizations to share information with employees, customers, and partners.
An internet is a global wide
area network that connects computer systems across the world. The internet is made up of millions of smaller networks, including academic, business, and government networks. The internet allows people to share information and communicate with each other using email, instant messaging, and social networking sites.A web site is a collection of web pages that are usually related to a particular topic or purpose. Web sites are accessed using a web browser, which interprets the HTML code that makes up the web pages.
Ethernet is a family of computer networking technologies for local area networks (LANs). Ethernet was commercially introduced in 1980 and has since become the dominant standard for LANs, connecting devices such as personal computers, workstations, printers, and servers to each other.