The economic prosperity of South America A. increased following World War 1 due to trade with Europe B. decreased following World War 1 due to a diminishing trade with Europe because of the war. C. increased following World War 1 due to feelings of optimism and peace. D. decreased following World War 1 because Europe no longer needed war materials that South America.

The correct answer is - B. decreased following World War 1 due to a diminishing trade with Europe because of the war.

Explanation:

After the world war 1 the trade between south America nad Europe is diminished due to the war and it effect on Europian countries economy which result in the decreased in economic prosperity of south America.

After the diminishing the trade after the world war south America become more self-sufficient as a nation by manufacturing its own goods. Gold was the one of the main trading item other than pharmaceuticals, heavy machinery, and other war related items.

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