YouTube is a video-sharing website headquartered in San Bruno, California, United States Most of the content on YouTube has been uploaded by individuals, but media corporations including CBS, the BBC, Vevo, Hulu, and other organizations offer some of their material via YouTube, as part of the YouTube partnership program.[6] Unregistered users can watch videos, and registered users can upload videos to their channels.
Videos considered to contain potentially offensive content are available only to registered users affirming themselves to be at least 18 years old. I can see the video of the you tube for each kind or another, whether it be related to the study . I agree with the services of the you tube it is great site.