Answer:
The Great Depression of 1929 devastated the U.S. economy. Half of all banks failed. Unemployment rose to 25% and homelessness increased. Housing prices plummeted 30%, international trade collapsed by 65%, and prices fell 10% per year.
It wasn't until 2012 that Feely and a team from Oregon State University finally showed with certainty that acidification had caused the problem.
I believe the first one is a. because they built burial mounds
I think Meso are nomadic
archaic Indians
meso Indians
beans
fish is the largest source of protein today.
historic Indians grew tired
that's all I know at the moment. I can get more soon
They left rich soil when flood waters receded. So the correct option for the given question is option "d". It has been seen that rivers carry with them very rich and fertile soil which the farmers prefer because the amount of crop and the quality of crop is much better than they can get in any other place. The civilization of ancient Egypt as well as the Indus valley civilization were totally dependent on the Tigris and the Indus river respectively, as far as irrigation was concerned. Seasonal flooding always brings with it new fertile soil for irrigation.
Since Roman was expanding and it didn't have control of their lands and couldn't govern most of it. It kept expanding until the western part of Roman was conquered by Barbarians.
