Visual Manufacturing produces two types of cameras: 35mm and digital. The cameras are produced using one continuous process. Four activities involved in the production have been identified as: machining, setups, receiving, and packing. Resource drivers have been used to assign costs to each activity. The overhead activities, their costs, and the other related data are as follows: Receiving Orders 200 Product 35mm Digital Costs Machine Hours 10,000 10,000 $240,000 Setups 100 250 $160,000 Packing Orders 800 4,000 $96,000 800 $32,000 Calculate an activity rate for packing based on packing orders. Oa. $24.00 per packing order Ob. $120.00 per packing order Oc. $20 per packing order Od. $18.00 per packing order Oe. $2.00 per packing order