Me i'll give 40 points and brainliest to the person that do *i don't feel like read it* wadewilson following the civil war industry began to expand westward mostly to a) the increasing number of railroads that connected the east coast with the west coast. eliminate b) an end to the immigration quotas that kept the population low during the mid-1800s. c) the improving diets of americans. d) foreign alliances with europe.