Which factors were most responsible for the economic development of the north during the early to mid-1800s?
a. large forests, abundant cash crops, and mineral resources
b. vast stretches of land, rich plant life, and humid climate
c. fertile soil, frequent rainfall, and warm temperatures
d. safe harbors, cool weather, and rocky soil

Option A is the right answer.

Explanation:

Many Europeans immigrated to northern states as there was a boom in the economy due to rapid industrialization. They were semi-skilled apprentices and they mostly looked out for factory and railroad jobs. Due to large sized immigrations, the cities in the northern states were filled with quality and cheap labor which was an added advantage.

Demand for the products was highest as it was machine made goods and not man made products. Farmers were not given loans as they were unable to pay and bankers could not reap profits. Demand for the consumer durables was highest.  

Large supply of cost effective and economical labor, effective conveyance of goods and demand for the products were the advantages of northern states’ economy to rise.

the berlin blockade was an international crisis that arose from an attempt by the soviet union, in 1948–49, to force the western allied powers (the united states, the united kingdom, and france) to abandon their post-world war ii jurisdictions in west berlin. in march 1948 the allied powers decided to unite their different occupation zones of germany into a single economic unit. in protest, the soviet representative withdrew from the allied control council. coincident with the introduction of a new deutsche mark in west berlin (as throughout west germany), which the soviets regarded as a violation of agreements with the allies, the soviet occupation forces in eastern germany began a blockade of all rail, road, and water communications between berlin and the west. on june 24 the soviets announced that the four-power administration of berlin had ceased and that the allies no longer had any rights there.

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