Rovinsky Corporation, a company that produces and sells a single product, has provided its contribution format income statement for November. Sales (5,700 units) $ 319,200 Variable expenses 188,100 Contribution margin 131,100 Fixed expenses 106,500 Net operating income $ 24,600 If the company sells 5,300 units, its net operating income should be closest to_____________.

a. $24,600
b. $2,200
c. $22,874
d. $15,400