FI Salley Corporation produces and sells a single product. Data concerning that product appear below. Per Unit 180 36 Percent of Sales 100% Selling once Variable expenses contribution margin 2018 144 80 % Fixed expenses are $1133.000 per month. The company is currently selling 9,000 units per month Management is considering using a new component that would increase the unit variable cost by $7 Since the new component woul increase the features of the company's product the marketing manager predicts that monthly sales would increase by 500 units. What should be the overall effect on the company's monthly net operating income of this change? O increase of $68,500 O decrease of $68,500 increase of $5,500 O decrease of $5,500