Answer: D. Improvements in production techniques
Explanation:
The 1920s saw an improvement in production techniques that led to the mass production of certain items, chief amongst them the motor vehicle.
People saw the opportunities that mass production could bring and applied it to other products such as radios and the result was a mass production that led to a mass consumption of radio because everybody wanted to own a radio and be connected to the rest of the America and the World.
Buying on credit was a huge problem in the 1920s. Since the 20s was a period of great economic boom, not many people took the future into consideration. The American farms and factories produced large amounts of goods and products during the prosperity before the Depression.
The answer would be half, I just did some quick research. Hope this helps :)
US president Roosevelt sought to provide assistance for the allies,while still keeping the United States out of the war.Lend-Lease Act of March 1941 was the wartime aid program,which allowed the US to sell,lend or give war materials to nations the US administration wanted to support.
Roosevelt began by asking Congress to amend the Neutrality Laws to allow arms sales to the Allies.