How did the coming of Spanish explorers and colonists change the way Plains Indians lived? A. Plains Indians obtained horses.
B. Plains Indians moved onto Spanish missions.
C. Plains Indians stopped hunting buffalo.
D. Plains Indians became Spanish citizens.

Opposition to the nra came to a head in 1935, when the conservative supreme court declared the agency unconstitutional, claiming the nra gave the executive branch regulatory powers that belonged exclusively to congress. this decision began a series of court decisions that overturned key elements of the new deal.

Blue ridge is the correct answer.