Company Y Is Considering Two Production Technologies,Bronze and Platinum,for Producing

Company Y is considering two production technologies,Bronze and Platinum,for producing its new product.The cost structures of the two technologies are as follows:
At what level of sales volume in units (rounded to the nearest whole unit) would Company Y be indifferent in choosing between the Bronze and Platinum technologies?

A) 10,000 units.
B) 12,100 units.
C) 13,000 units.
D) Cannot be determined without additional information.