The Following Monthly Data Are Available for Wackadoos, Inc

The following monthly data are available for Wackadoos, Inc.which produces only one product: Selling price per unit, $42; Unit variable expenses, $14; Total fixed expenses, $42,000; Actual sales for the month of June, 4,000 units.How much is the margin of safety for the company for June?

A) $70,000
B) $105,000
C) $63,000
D) $2,500