Whoever is the answer . i just took this assessment and go it right:)
I am not sure what your options are but i would assume that "they were placed on reservations" might be an option. also some of them left peacefully and signed a contract agreeing to leave when others did not and fought for their rights and land.
I think its C. maybe it might be the drugs, because drugs can make someone 'high' but the also the beauty of the song that overwhelms him. Wheather he is on drugs or not, he feels drowsy and numb. something that makes him recall his past or his lover?
Just to go with the flow basically life changes