The So-Big Company sells units of hotdogs. Inventory information for a recent week is presented below. Units Unit Cost Total Cost Beginning inventory 2 $6 $12 Purchase, day one 4 $ 8 $32 Purchase, day four 6 $10 $60 So-Big uses a periodic inventory system and the LIFO cost flow assumption. If 5 units were sold during the week, what is the Cost of Goods Sold? $68 $54 O $50 O $36 O none of the above