Need this done TODAY by 12pm PACIFIC TIME ZONE! 100 Word Essay!!!!!

Watch the following video on the discovery of Australopithecus afarensis: 

https://www.youtube.com/watch?v=PR_9_5gxvxg

 (The video is about an hour.  The sound will get funky for a couple of minutes, but hang in there -- it clears up.)  As you watch, take notes and answer the following questions:  In the 1970s, what did paleoanthropologists hypothesize the earliest hominins would look like?  How did Donald Johanson's discovery change the paradigm about early hominins?  Why is it so important to find a more complete skull of Australopithecus afarensis?