A product sells for $30 per unit and has variable costs of $18 per unit. The fixed costs are $720,000. If the variable costs per unit were to decrease to $15 per unit, fixed costs increase to $900,000, and the selling price does not change, break-even point in units would:

A. Increase by 20,000
B. Equal 6,000
C. Increase by 6,000
D. Decrease by 20,000
E. Not change