Which are secondary sources? select three options. documentary about the great depression textbook chapter about economic markets book of historical fiction written about dust bowl refugees letter home written by someone during the great depression signed federal law aiding people affected by the great depression

i believe it is capitalists.  

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.

they were all fought in the middle east during ww1

d is the right answer