An invoice received included the following information: merchandise price, $4,800; terms 1/10, r/eom; FOB shipping point with prepaid freight of $419. Assuming that a credit for merchandise retumed of $1,000 is granted prior to payment and that the invoice is paid wathin the discount period, what amount of cash should be paid by the buyer? a. 54,181 b. $1,000 c. 55.167 d. 54000