So B is definitely not correct. A is not super important. Gotta wither be C or D but it is probably C because that is why they did revisions to the AoC because they needed a new system.
Answer: C
I’m not entirely sure I think the answer is c
If this is about the US, then they often promoted tariffs, as well as specific candidates, such as Harrison and McKinley. The size of their companies also began to be a cause of concern, leading to anti-trust laws, and other legislation, such as the Interstate Commerce Act which was less friendly to business
The form of travel that greatly helped with the industrialization of north america was the steam engine or wagon.... (only two i remember being in the 1800's that were used a lot could even be the steam boat)
The answer is C because if there able afford more food it would be cheaper