Answer:
B. The development of new, more affordable methods of Transportation
Explanation:
In the Late-nineteenth-century transoceanic labor movement from one region to the other were most directly facilitated by the evolution of new, cheap method of transportation.
The labour movement or can also be refer to as labor movement are mostly embarked on due to search for greener pastures which includes: good wages, better working conditions among others.
For instance, in the late eighteenth and early nineteenth centuries the Great Britain development of the British own factories were the pioneer to use steam-powered machines for large-scale economic production, this will leads to increase in the movement of labour to the region.
They learned that the southern army could fight just as well, if not better, than the northern army, which would make this battle very difficult
A India India has the highest population and population density
Subsistence crops are grown for the direct benefit of the farmer and their family. Cash crops are grown to deliberately be sold. ... Cotton makes a poor subsistence crop because you can't eat it and it has to be processed before it's useful (ginned, spun and woven)