The banknote (also known as paper money or note) was one of them. Marco Polo was particularly surprised when he first encountered it. Banknotes were not made out of paper, but out of the bark of the mulberry tree. Other products or inventions included the compass, the gunpowder and the printing.
The trends that had the impact on the Americans in the 1920s were the:
Consumerism culture
The great depression
The crash of the stock market
The consumerism culture
This was a spending culture that was rampant in the US at the time. People spent more money on items they did not need instead of saving.
The crash of the stock market.
The New York stock market crashed on what is regarded as a black Tuesday. Lots of investors pulled out of the market and people lost a lot of money.
The great depression
This period followed the crash of the stock market. The depression was a period of downturn and suffering in the country. There were unemployment issues and people lost their homes.
Answer:
B. Raw materials
Explanation:
During the Nineteenth-century colonization, European nations undergone the scientific revolution. It enable them to mass produce a certain goods like never before at a much faster rate.
This process require a lot of raw materials.
In order to seek cheap source of these materials, the European countries invested in journey to seek for new lands that potentially possess abundance of natural resources. This was the reason why they started colonizing weaker countries.