Answer:
the Treaty of Versailles
Explanation:
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Key basic industries, such as railroads, textiles, and steel had barely made a profit. Railroads lost business to new forms of transportation (trucks, buses, and private automobiles, for instance). Coal mining was especially hard-hit, in part due to stiff competition from new forms of energy, including hydroelectric power, fuel oil, and natural gas.
Answer: 4. the canal made more goods available to the masses
Explanation: pls give branliest
