Tom and his managers are discussing the unemployment, inflation, and interest-rate trends that might affect their chain of coffee shops over the next 12 months and the projected growth in the areas where the stores are located. the managers are studying the forces in their organization's general environment.

Janis owns and operates a store in a country experiencing a high rate of inflation. in order to prevent the value of money in her cash register from falling too quickly, janis sends an employee to the bank four times per day to make deposits in a interest-bearing account that protects the store's revenues from the effects of inflation. this is an example of the (menu costs/ unit of account costs/ shoesleather costs) of inflation. pick one