Respuesta :
The Great Depression had officially begun in the fall of 1939. Therefore, B would be the correct answer in this case.
The best description of the state of the U.S. economy in 1939 was The US economy was in a depression.
The Great Depression of 1929 had led to the U.S. economy being very weak despite the efforts of President F. D. Roosevelt.
This meant that even ten years after the depression in 1939, the American economy had still not recovered. It was able to do so however, thanks to the Second World War.
In conclusion, option B is correct.
Find out more on the Great Depression at https://brainly.com/question/441267.