Under Your Current Cash Sales Only Policy You Sell 132

Under your current cash sales only policy you sell 132 units a month for a total sales value of $9,240. Your variable cost per unit is $44 and your monthly interest rate is 1 percent. Based on a recent survey, you believe that you can sell an additional 22 units per month if you offer a net 30 credit policy. What is the net present value of the proposed switch using the accounts receivable approach?

A) $45,976
B) $46,992
C) $49,081
D) $50,224
E) $53,566