XYZ Company's single product has a selling price of $15 per unit. The fixed expenses were $100,000. This year the company reported a net operating income of $40,000. If sales are predicted to increase by 10% next year, how much would the increase in profits be in ($)? Select one:

a. 6,000

b. 14,000

c. No change in income

d. 4,000

e. 5,600