Answer:
The answer is A.
Explanation:
If a person's wealth is in cash, price level changes in the economy will definitely affect the his monetary wealth.
Price level changes arise as a result of inflation. Increase in general price level in the economy will reduce the purchasing power of the cash. For example, a good that used to sell for $2, it now goes for $5.
And if there is decrease in general price level, the purchasing power of the cash will increase.