Which of the following statements regarding customer defection is NOT true?

Group of answer choices

Defection rates are determined by customer loyalty.

The longer a company retains a customer, the greater is the volume of customer$-$generated unit sales.

Lowering customer defection rates creates a higher cost structure.

The longer a company retains a customer, the higher the average unit cost of each sale.

There is a positive relationship between the length of time that a customer stays with a company and profit per customer.