When Germany experienced inflation, prices for goods significantly increased due to the excess of money supply relative to the supply of goods. Historical examples, especially during the Weimar Republic, illustrate the severe effects of such situations on the economy. Inflation leads to rapid spikes in item costs, diminishing purchasing power. ;
During periods of inflation in Germany, particularly in the 1920s, prices for goods significantly increased. This was due to an excess of money supply compared to the availability of goods, leading to a decrease in the currency's value. Therefore, the correct answer is D. increased.
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