Below is budgeted production and sales information for Flushing Company for the month of December. Product Xxx Product ZZZ Estimated beginning inventory 31,100 units 17,500 units Desired ending inventory 35,900 units 15,200 units Region I, anticipated sales 332,000 units 266,000 units Region II, anticipated sales 193,000 units 144,000 units The unit selling price for product XXX is $6 and for product ZZZ is $16. Budgeted production for product XXX during the month is O a. 520,200 units Ob. 525,000 units Oc. 560,900 units Od. 529,800 units