Each month, DrU in produces 500 units of a product that has unt variable costs of $24. Total fixed costs for the month are 84,900. A special sales order is received for 200 units of the product at a price of $27 per unit. In deciding to accept or reject the special sales order, it is appropriate to consider the Anwfined cost per unit of $7.00 B. difference between the two cats per unit, or $2.80 C current fied cost per unit of $9.00 D. difference between the offered price and the variable cost per unit