What did the collapse of the soviet union result in?
a
the end of the cold war.
b
the end of the vietnam war.
c
the beginning of communist rule in hungary.
d
the beginning of democracy in asia.

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.