The company is currently selling 5,300 units per month. Fixed expenses are $185,000 per month. The marketing manager believes that a $5,300 increase in the monthly advertising budget would result in a 200 unit increase in monthly sales. What should be the overall effect on the company's monthly net operating income of this change? Multiple Choice decrease of $5,900 increase of $5,900 increase of $11,200 decrease of $5,300