Wren Company produces three products with the following characteristics:

$\backslash$table$[[,$Regular,Custom,Deluxe$],[$Planned unit sales,$18,000,12,000,10,000],[$Price per unit,$16,20,24],[$Variable cost per unit,$3,6,8]]$

Total fixed costs at Wren Company are $$421,500$ per year.

Which of the following is the required total unit sales of the three products for Wren Company to break even?

Select one:

a$.31,000$

b$.34,000$

c$.30,000$

d$.25,000$