In your opinion, do you think that what nasa does is worth the cost? why or why not?

I cannot physically tell you your own opinion, but yes NASA is worth the cost because in the process we are getting ready to evacuate earth when global warming kills us all ( or attempts to)

the answer for 3 is b and the answer for 4 is d

the government paid religious orders to provide basic education to native american children on reservations. in the late 19th and early 20th centuries, the bureau of indian affairs (bia) founded additional boarding schools based on the assimilation model of the off-reservation carlisle indian industrial school.