Clark Company produces flash drives for computers, which it sells for $20 each. Each flash drive costs $6 of variable costs to make. During April, 1,000 drives were sold. Fixed costs for March were $4.20 per unit for a total of $4,200 for the month. If variable costs increase by 10%, what happens to the break-even level of units per month for Clark Company?

	A.	It is 10% higher than the original break-even point.
	B.	It increases about 13 units.
	C.	It increases about 30 units.
	D.	It depends on the number of units the company expects to produce and sell.