In an essay, describe at least three characteristics of voice and explain how those characteristics function in a presentation. 

Television is experiencing democratization as power and control of content shifts from network programmers to individual viewers surfing the Web and using video-on-demand technologies

Indicate whether this statement is true or false.

Communities of practice can be created only when people actually share their physical locations, such as a neighborhood or a school

Indicate whether the statement is true or false.