It’s B.
I’ve done this question before I remember
Explanation:
Stock Market Crash of 1929 - Many believe erroneously that the stock market crash that occurred on Black Tuesday, October 29, 1929 is one and the same with the Great Depression. In fact, it was one of the major causes that led to the Great Depression.
Answer:
a form of democracy
Explanation:
we are a representative democracy ,which is a form of democracy.
Isolationism
because they are isolating themselves from the rest of the world. they wanted to focus on protecting themselves from the north so a takeover from the Mongols would never happen again. thus they stopped making ships and cut themselves off from everyone else.