Use the information below for Flushing Company to answer the question that follow. Below is budgeted production and sales information for Flushing Company for the month of December. Product XXX Product ZZZ Estimated beginning inventory 31,300 units 18,800 units Desired ending inventory 35,000 units 15,200 units Region I, anticipated sales 304,000 units 254,000 units Region II, anticipated sales 182,000 units 143,000 units The unit selling price for product XXX is $7 and for product ZZZ is $15. Budgeted production for product ZZZ during the month is Oa. 552,300 units Ob. 412,200 units Oc. 393,400 units Od. 397,000 units