Select the items that explain why labor unions were needed. a. individual workers who objected to conditions were simply fired. b. legally, companies only had to listen to unions. c. unions could present a united front against employers. *more than one answer

that is because lower interest rates allowed people to work harder to make money. it multiplied like that and now the uno(not the game) is very strong.

i like trains

i do not know if this question has options, but a main impact of the federal reserve act of 1913, which created the federal reserve bank, was the international use of the u.s. dollar, which soon became the world's leading currency - particularly during world war i, since many nations around the world asked the united states for money.