Communication

chapter 6: https://www.youtube.com/watch?v=jZ8VzJ76LA4
chapter 7: https://www.youtube.com/watch?v=oFscrZ61STc
chapter 9: https://www.youtube.com/watch?v=LZLZ_nAhhZU
 

Below I attach the slide 6,7,8. please refer to the videos to understand more of the topic. Below i have sumitted the 
requirement for the essay. In the requirement it saids to use the textbook but you can use the vidoes and slides.