Which statement best describes the state of railroads in the united states immediately following the civil war

railroads were largely concentrated in the east, the south did not have many railroads due to the fact that they had rivers used to import and export goods. the south would later gain more railroads during reconstruction after gaining funds from the government.

the answer to your question is a. the salt plains

in 1811, he led an expedition, known as the george c. sibley expedition, to improve relations with the pawnee and kansa tribes, and also to locate the rumored jefferson's salt mountain

d. china

good luck

d is the best choice