You should have completed a historical report of the development of music video and provided arange of examples.
The final part is about contemporary music videos.
Use this article to discuss how the purpose of music videos have changed and how they are different in 2015. Refer to a range of videos to illustrate your points.
http://www.theguardian.com/music/2015/dec/10/best-music-videos-of-2015
Others that you could discuss include;