Answer:
C. limited opportunities for agriculture
It refers to the growing wealth gap between those who are at the top of the economy and those at the bottom. In his article "The Gospel of Wealth", published in 1889, he speaks about the responsibility of those individuals who harvested their wealth by their own means, known as "the new rich". According to Carnegie, the best way to manage wealth is responsible and conscious manner, producing the greatest benefit for society.
the answer is the 3rd one.
Because I searched and it tells me about the place and the history so I
think it's number 3 if not it's 2.
The bland Allison-act tried to meet the demands of the farmer in the late 1800's when farmers demanded an increase in money supply through the influx of silver