[Solved] If you add a slideshow to play as your desktop theme,you have customized your system software. Internet Search Engine: A software system designed to carry out web searches, which means to search the World Wide Web in a systematic way for particular information specified in a textual web search query. Pornography: Visual or written content intended to stimulate erotic feelings rather than aesthetic or emotional feelings. Mass Media: Diverse media technologies that reach a large audience via mass communication, including newspapers, television, radio, and the internet. Business Influence: The impact that companies or industries have on economic policies, consumer behavior, and the market environment.