Final answer:
The GI Bill increased prosperity by providing educational opportunities and financial assistance for veterans, leading to a well-educated workforce and economic growth. Option C.
Step-by-step explanation:
The GI Bill increased prosperity in the US after WWII by providing educational opportunities in the form of tuition assistance for veterans. This allowed returning servicemen to attend college or vocational school, leading to an increase in the number of college degrees awarded and a well-educated workforce that boosted the economy.
Additionally, the GI Bill offered low-interest loans for veterans to buy homes or start businesses. This led to a construction boom and the growth of suburbs, creating jobs in the construction, lumber, appliance, steel, rubber, oil, and automobile industries.
In conclusion, the GI Bill provided educational opportunities and financial assistance that contributed to the economic prosperity and expansion of the middle class in post-WWII America. Option c