Patriot Corp has the following contribution format income statement. (Assume all information is within relevant range) What is the Margin of safety in sales dollars? (select closest answer) $40,000 $39,200 $68,780 $79,990 Sales (10,000 units) $380,000 Variable expenses 190,000 Contribution Margin 190,000 Fixed Expenses 150,000 Net Operating income $ 40,000