1 Read this quotation from paragraph 2. The bones of men and animals that lie bleaching along the trails abundantly testify that this was not the first instance in which the plain had baffled the determination of man. The quotation suggests that the selection uses imagery that relates to a time in American history A after the invention of the tractor and mechanical harvester B before the invention of trains and automobiles C before the construction of towns and cities D after the construction of bridges and fences