please help

Kuzio Corporation produces and seils a singie product. Data concerning that product appear below: The company is currently selling 6.000 units per month. Fixed expenses are $184,000 per month. The marketing manager believes that a $5,800 increase in the monthly advertising budgot would result in a 200 unit increase in monthiy sales. What. hould be the overall effect on the company's monthly net operating income of this change? Multiple Choice increase of $4.600 increase of $10,400 decrease of $4,600 decrease of $5,800