Answer;
D.constructed vast networks of railroads.
After Germany’s unification in 1871, industrialization accelerated and constructed vast networks of railroads.
Explanation;
After the Unification of Germany under Otto von Bismarck, industrialization followed after. Germany then created Zollverein. Zollverein is a free trade organization between the German States.
The unification provided a base platform for industry to grow, and Bismarck cared for this well. He implemented several policies to protect the baby business ; among them were laws which forced up the cost of many foreign items and made the German goods better value.
They were able to grow well after infrastructure improved, thus the start of inventing locomotive, which led to the high demand of metals like and coal. They were able to import and export their products and thus improved their agriculture
A policy of extending a country's power and influence through diplomacy or military force.
OR
rule by an emperor
The crops were all destroyed and long gone. The south had battles on many fields that once grew various types of crops. Men went missing who once tended the fields for the crops to go. Many of them ended up injured or even worse, death. Plantations were left abanded and destroyed. Transportation was gone. Railroad lines had been pulled out or torn apart to prevent the south from moving supplies. Even walking to find a way out was very dangerous for anybody.
what? i dont speak that please transalte in eblish