Concept:Inflation means a sustained rise in the general price level, which reduces the purchasing power of money.
Explanation:When inflation occurs, the prices of goods and services increase.
As prices rise, the same amount of money can buy fewer goods and services than before.
This shows that the value or purchasing power of money has fallen.
Among the given options, the clearest indication of inflation is that the same amount of money buys a lower quantity of goods.
The other options describe falling demand, excess supply, or lending behaviour, which are not direct signs of inflation.
Answer:C. the same amount of money buys lower quantity of goods.