I think the answer is between b and c. But the answer that I heard of in history class would be C. The fact that immigrants took away high paying jobs from union members.
Hope this helps!!
Answer:
everything was good at the time
Answer:
Malthus specifically stated that the human population increases geometrically, while food production increases arithmetically. Under this paradigm, humans would eventually be unable to produce enough food to sustain themselves. This theory was criticized by economists and ultimately disproved.