Kuzio Corporation produces and sells a single product. Data concerning that product appear below: Per Unit Percent of Sales Selling price $ 150 100% Variable expenses 75 50% Contribution margin $ 75 50% The company is currently selling 5,600 units per month. Fixed expenses are $187,000 per month. The marketing manager believes that a $6,600 increase in the monthly advertising budget would result in a 170 unit increase in monthly sales. What should be the overall effect on the company's monthly net operating income of this change? Odecrease of $6.150 Odecrease of $6,600 O increase of $12,750 O increase of $6,150