The correct answer is D. A web browser is a software program that allows you to access sites on the World Wide Web. It is a user-friendly interface that allows you to view and interact with web pages. Some popular web browsers include Google Chrome, Mozilla Firefox, Microsoft Edge, and Apple Safari.
Option A is incorrect. A spider is an arachnid that has eight legs and a body divided into two parts. Spiders are predators and use their webs to catch prey.
Option B is incorrect. A computer that stores WWW files is a web server. A web server is a computer that hosts websites and makes them available to users.
Option C is incorrect. A person who likes to look at websites is a web surfer. A web surfer is someone who uses the Internet to access and view websites.