XYZ Company's single product has a selling price of $15 per unit. The fixed expenses were $90,000. This year the company reported a net operating income of $30,000. If sales are predicted to increase by 10% next year, how much would the increase in profits be in ($)? Select one: O a. 12,000 O b. 3,000 O c. 6,000 d. No change in income O e. 4,000