Below is budgeted production and sales information for Flushing Company for the month of December. Product XXX Product ZZZ Estimated beginning inventory 29,700 units 19,300 units Desired ending inventory 36,500 units 15,000 units Region I, anticipated sales 328,000 units 275,000 units Region II, anticipated sales 190,000 units 141,000 units The unit selling price for product XXX is $7 and for product ZZZ is $15. Budgeted production for product XXX during the month is a.518,000 units b.524,800 units c.554,500 units d.511,200 units