Use this information about Flushing Company to answer the question that follows. The budgeted production and sales information for Flushing Company for the month of December is as follows: Product Product ZZZ XXX Estimated beginning inventory 31,100 units 20,000 units Desired ending inventory 34,500 units 14,100 units Region I, anticipated sales 312,000 units 272,000 units Region II, anticipated sales 198,000 units 143,000 units The unit selling price for product XXX is $6 and for product ZZZ is $13. Budgeted production for product XXX during the month is O a. 506,600 units O b. 544,500 units O c. 510,000 units O d. 513,400 units