It will cost $7,000 to acquire an ice cream cart. CSUSM sales are expected to be $3,000 a year for three years. After the three years, the cart is expected to be worthless as the expected life of the refrigeration unit is only three years. What is the payback period? Select one: O a. 1.67 years O b. 2.33 years c. 2.82 years 0 0 0 d. 1.98 years e. 2.22 years