Whilst European economies suffered during the First World War, the USA experienced significant growth. US banks loaned money to Europe and businesses sold much needed goods. The war also provided a stimulus for inventions in production, materials and advertising. Immediately after the war there was a small slump but from 1922 the USA experienced an unprecedented economic boom.
Martin Luther main religious teachings was christainity.
Answer:
A (to encourage them to assimilate into American culture)