The correct answer is: A. WorldWideWeb
WorldWideWeb, also known as Nexus or W3, is the first web browser and web server application. It was written by Tim Berners-Lee in 1990 while he was working at CERN in Switzerland. WorldWideWeb was released as free software in 1991, and it quickly became the most popular web browser in the world.
Netscape Navigator was the first commercial web browser. It was released in 1994 by Netscape Communications Corporation. Netscape Navigator was very popular in the 1990s, but it lost market share to Internet Explorer in the early 2000s.
Internet Explorer was the first web browser developed by Microsoft. It was released in 1995 as part of the Windows 95 operating system. Internet Explorer was the most popular web browser in the world for many years, but it lost market share to Firefox and Chrome in the late 2000s.
Safari is a web browser developed by Apple Inc. It was first released in 2003. Safari is the default web browser on Apple’s macOS and iOS operating systems.
None of these is the correct answer.