The correct answer is: Internet.
The Internet is a global system of interconnected computer networks that use the standard Internet protocol suite (TCP/IP) to serve billions of users worldwide. It is a network of networks that consists of millions of private, public, academic, business, and government networks, of local to global scope, that are linked by a broad array of electronic, wireless, and optical networking technologies. The Internet carries an extensive range of information resources and services, such as the inter-linked hypertext documents and applications of the World Wide Web (WWW), electronic mail, telephony, and file sharing.
An intranet is a private network that uses Internet technologies and protocols to share information and applications within a single organization. Intranets are typically used to provide employees with access to corporate resources such as email, intranet websites, and file sharing.
A webpage is a document that is accessed over the Internet. Webpages are typically written in HTML and displayed in a web browser. Webpages can contain text, images, videos, and other multimedia content.
A website is a collection of webpages that are linked together and share a common domain name. Websites can be used for a variety of purposes, such as providing information, selling products, or providing services.