Compare and contrast how
life in Europe was affected in the immediate aftermath
of World War I and World War II.

to make the other dudes answer more clear he basically meant this

in world war 1 The war changed the economical balance of the world, leaving European countries deep in debt and making the U.S. the leading industrial power and creditor in the world. Inflation shot up in most countries

what the first or next guy says

c, to compete