Answer:
The effects of industrialization included a significant population growth, the urbanization or expansion of the cities, improved access to food, a growing demand for raw materials and the development of new social classes formed by capitalists, a working class, and eventually a middle class.
Explanation:
The answer is b, the destruction of the Berlin wall.
The 1920’s was marked by drastic events in the U.S economy.
After a decade of very high economic growth and boom in manufacturing (the
Roaring Twenties), the Wall Street stock market began to slide down on October
24, 1929, and by November stock prices lost as much as 40% of its value. The
drop was caused by overproduction of agricultural produce. The resulting
oversupply caused farmer’s incomes to drop. People also purchased stocks using
borrowed money,which contributed further to the slide.