Which of the following statements best describes the process of vertical integration that Carnegie used in the steel industry? Carnegie's company controlled just the coke fields in the United States.
Carnegie's company made better, more expensive steel as a result of vertical integration.
Carnegie's company was able to cut only his transportation costs as a result of vertical integration.
Carnegie's company controlled every part of the production of steel.

the correct answer is "c: merchants" and "e. soldiers".

the song dynasty was known as the first government in the world to introduce paper currency. it was also the first chinese government which established a permanent standing navy. finally, the first compass was introduced during this period of government.

all of these innovations heavily affected commerce in a positive way. printed money dynamize commerce within the borders of the empire due to an easier way to quantify value during the trade. the introduction of the compass trade routes to be faster. finally, the introduction of a standing navy regulate trade routes.

regarding military affairs, gunpowder was created during this period. this was a tremendous improvement that was widely utilized by the military in order to innovate in the manufacturing of weapons.

the causes of the dust bowls were severe droughts,   lands became dry and hard, temperature was higher than usual, hot and dry conditions killed crops, high winds. because of those factors, the winds kicked up dry soil and created clouds of dust.

answer is :

many churches split during the movement.

new religions grew in popularity.

um is there supposed to be choices?