Which of the following best describes how railroads the united states economy grow?
a.
they made trade easier by businesses reach distant markets.

b.
they ended the shipping industry.

c.
explosives were used to blast through rock.

d.
they charged very high rates.

Which statements describe resources? the use of nonrenewable resources has decreased in recent history. resources are unevenly distributed throughout the world. resource availability is one of the factors people use when deciding where they will live. renewable resources have little value for people. more developed countries (mdcs) use most of the world's resources. the largest use of the world's resources is energy.