In the "Odyssey", the shape shifter would be the mighty war goddess, Athena, for she changes her appearance throughout the tale of Odysseus. but (sadly), I have not read the hunger games (yet), so I am not entirely sure who/what you are talking about
Answer:
what book is this from and i might be able to give the answer
Explanation:
A few of these answers could work but I think A or C would be most fitting!
Better technology that does not exist today. Maybe floating things or something?
Hope this work for you :)