I believe the answer is: b. It causes your money to have less value
Inflation is caused by the weakening of our national currency over another country''s currency.
Which mean, because of inflation, we could obtain less amount of product with similar amount of money (making our money have less value). Inflation most commonly handled by reducing the amount of money circulated in the market.
Base on the question that ask to choose among the following choices that states the reason why Inflation makes it harder to buy things, and base on the definition of the Inflation, it is the situation when a certain amount of money has less purchasing power, and base on that, the answer would letter B. It causes your money to have less value. I hope this would help