How did steam locomotives lower the cost of transporting raw materials and finished goods?
a. they cost nothing to run because they ran on steam.
b. they could transport many materials or goods at once.
c. they were uncomplicated and inexpensive to build.
d. they were safe and cut the chance of costly accidents.

In the kingdom of saudi arabia the government controls every aspect of oil production which makes up the majority of the country's economy. while other businesses are owned by individuals, the biggest segment of saudi arabia's economy is oil production. saudi arabia's economy would best be described as a) entirely market. b) almost entirely command. c) a mixture between just market and traditional. d) a mixed economy with large amounts of command.