An unscrupulous, greedy Ute who lives in the town of Piedra, Blue Elk tricks Tom into first attending school on the reservation and into entering the civilized town of Pagosa.
Both of the above (Correct me if im wrong)
I'm not sure cause I have never read the book, maybe if you go back and read it you will find the answer.
us humans have figured out ways to create realis virtual life visual simulations. this is just a short opinion of mine