The Muffin House produces and sells a variety of muffins. The selling price per dozen is $ 12$12 , variable costs are $ 7$7 per dozen, and total fixed costs are $ 4 comma 500$4,500. How many dozen muffins must The Muffin House sell to breakeven?

A. 237237

B. 375375

C 10 comma 80010,800

D. 900