THEME: Chapter 20 Article Presentation
Instruction: You may choose a topic from either chapter/topic that is being discussed this week, and search for an Article.
Submit Chapter 20 Article Presentation here. You may find an article on any topic in chapter 20. 
Presentations are submitted to reinforce the concepts of the chapter.

I will send you the chapter 20 and a presentation that you might do it as well that presentation is OK