A business produces two products. Product X: selling price $10$, variable costs per unit $4$, maximum sales $4000$ units. Product Y: selling price $12$, variable costs per unit $8$, maximum sales $14000$ units. The total fixed costs amount to $44700$. $4000$ units of X are sold. How many units of Y need to be sold for the business to break even?
- A$3450$
- B$3725$
- C$5175$
- D$11175$