Titanic Roofing Company has estimated the following amounts for its next fiscal year: Total fixed costs Sale price per unit Variable cost per unit $900,000 80 30 If the company spends an additional $30,000 on advertising, sales volume would increase by 3,000 units. Before the change, the company's sales level exceeds the breakeven point. What effect will this decision have on the operating income of Titanic? O A. Operating income will increase by $120,000. OB. Operating income will increase by $150,000. O C. Operating income will increase by $240,000. OD. Operating income will decrease by $120,000