Which of the following business methods utilized a company owning all parts of production?

a: assembly line
b: department store
c: vertical integration

the graph shows the spread of railways in the 1800s.

based on the graph, the conclusion that can be drawn about germany is answer d)   by 1880, germany had more rail lines than great britain and russia.

imma have to go   the third option

sorry if i am wrong hope this

if i am right plz give me brainliest

martin luther believed that selling indulgences was wrong and gave people a license to sin. the roman catholic church used the practice of indulgences to raise money for major building projects.