Answer:
I believe its B. The Civil War increased prices and shortages of imported goods.
Explanation:
The migration is known as "<span>Za Chlebem", which in English language is translated as "For Bread".
As it is obvious from the name that this migration was in search of a better life, it mainly consisted those Polish immigrants who in Poland had no basics of lives neither did they own any land to support themselves.</span>
The correct answer is <span>It triggered the Great Depression.
It wasn't Roosevelt's but Hoover's incompetency that worked its wonders in the depression. It lasted for 12 years after that and was resolved by Roosevelt. The Great Depression was being built up by the stock market but it all went down on that date.</span>
John Adams (it said it needs to be 20 characters long so yea that's why I typed this lol)