Big Mikes make nuts in two sizes: Medium and Large. The full year information for 2018 is listed below

	Medium	Large
Units sold	18000	4500
fixed costs	320,000	80,000
selling price per unit	80	140
variable cost per unit	65	100

The fixed costs are $400,ooo are allocated to the two nuts based on the volume. If we assume the sales mix and costs for 2019 did not change at all; how many medium units will need to be sold for Big Mike's to break even. Will it be 21,333; 16,000; 2,000 or 21,334?