Google is an example of a(n): web site. search engine. search directory. subject directory

Google is famously known as a search engine and it is being used around the globe. Aside from being a search engine, it also offers other services such as productivity software or google docs, e-mail services like Gmail, cloud storage or the google drive and it also offers social networking services through google plus. Google also has some desktop application for free of use such as google chrome, picasa and instant messaging like hangouts. Their mission statement as for being the most used search engine is "to organize the world's information and make it universally accessible and useful".

Both shades should be exactly the same