B is the answer because it’s true
The positive effect of the industrial revolution was the new machinery invented including the steam engine, cotton gin, power loom, assembly line, telegraph, and multiple other inventions. This helped create things faster, and helped society do their jobs more efficiently.
The negative effects were the poor working conditions and living conditions. There was extremely low wages, and child labor. Pollution was also increased due to new machinery. Factories polluted the environment.
Answer:
After a decade of unprecedented boom in the U.S., known as the “Roaring Twenties”, the US economy had run out of steam. ... The Great Depression spread rapidly from the US to Europe and the rest of the world as a result of the close interconnection between the United States and European economies after World War I.
Explanation:
try to put it in your own words if possible
