The best option from the list would be that "Public transportation made it possible for factory owners to live in parts of a city that immigrants could not afford," since the immigrant workers during this time were paid very little money and often lived in terrible conditions.
By opening more opportunity to business trades, more culture into the country, and causing a new opening to allowing Chinese currency at some businesses. Hope this helped!
Thanks!
~Steve
<span>According to Robert Kraske, two ways the profits of the salt trade affected the city of Timbuktu was that it increased GDP and increased trade revenue. </span>
The primary problem that socialist thinkers wanted to solve was the problem associated with capitalism--primarily that it seemed like wealth was being consolidated at the top of the income class, and that the workers were not able to advance economically in society.