Denly Company has three products, A, B, and C. The following information is available: Product A Product B Product C Sales $60,000 $90,000 $24,000 Variable costs 36,000 48,000 15,000 Contribution margin 24,000 42,000 9,000 Fixed costs: Avoidable 9,000 18,000 6,000 Unavoidable 6,000 2,000 5,400 Operating income $ 9,000 $15,000 $ (2,400) Assuming Product C is discontinued and the space formerly used to produce Product C is rented for $12,000 per year, operating income will: increase by $9,000 O increase by $9,000 increase by $6,600 O increase by $12,000 increase by $14,400