ASAP ILL GIVE U BRAINIEST The United States prospered after World War I. All were reasons for American prosperity, except:

options:

Foreign governments and individuals owed the United States billions of dollars after the war.

A decrease in productivity leading to longer work hours for workers.

The United States had been spared the physical ruin of World War I

Innovation in industrialization and technology

I believe it is "A decrease in productivity leading to longer work hours for workers."

Explanation:

This is likely the answer because the United States was for the most part spared the physical ruin of  the war, there were innovations in technology, and they were owed a lot of money by foreign governments.

they required less loading and unloading

explanation:

the shipping container improved shipping because it cut down on unloading time by three weeks, eliminated wasted space, and allowed ships to carry.