Answer:
b. a retired couple on a fixed income
Step-by-step explanation:
The main reason that they have to be worried about a high inflation is because they have a fixed income, where they will receive for example, $200 usds a month for the rest of their lifes, if inflation goes up, the cost of living will rise and they won´t be ablu to afford as much as they used to afford, their lide style will have to change and could even fall in the social economic scale.