Answer:
Rail is a reliable shipping method on land and it's environmentally-friendly. You can ship machinery or even perishable goods by rail because it's fast and efficient. There are schedules and reliable delivery times, so you'll know when your goods are expected to arrive at their destination.
I believe the answer is A !
Answer:
Economic: U.S we're democracy so their economy were centrate in private bussinesses and Soviet Union we're focused upon equity of wealth and it's balance distribución among people.
Ideology: US: Democracy ideologies while Soviet Union had dictatorship ideologies
Political: U.S Capitalism while Soviet Union were Communism.