How did the trail change after railroads connected to Santa Fe? A it was used by soldiers
B it was traded to Native Americans
C it was covered by railroad tracks
D it was no longer used as a trade route​

Which choice is a major detail from paragraph two? a) the great wall is a large network of several walls and towers. b) the great wall looks like a long wall snaking its way across china. c) the great wall was constructed over hundreds of years beginning in 221 b.c. d) the great wall construction encouraged several independent kingdoms to unite.