Garth Corporation sells a single product. If the selling price per unit and the variable expense per unit both increase by 10% and fixed expenses do not change, then:
Contribution margin per unit - Contribution margin ratio - Break-even in units
A) Increases - Increases - Decreases
B) No change - No change - No change
C) No change - Increases - No change
D) Increases - No change - Decreases