I believe it the answer is B. Men made the tools and hunted for food. I hope this helped.
The answer is B. It's capitalism. It's an economic system wherein the government of a country has no control over business. The one who has control over the country's trade and industry are the private business owners. Capitalism is also known as "free market economy"
It made it a lot harder for them to immigrate
Cash crops are an essential part of sustainable intensification as income generated with cash crops provides farm households with means to save and invest in a more productive farm, and cash crops may have a catalytic effect on agricultural innovations as they add value and productivity in rural areas.