Sunlight Design Corporation sells glass vases at a wholesale price of $2.50 per unit. The variable cost to manufacture is $2.00 per unit. The monthly fixed costs are $8,500.00. Its current sales are 29,000 units per month. If the company wants to increase its operating income by 20%, how many additional units must it sell? (Round any intermediate calculations to two decimal places and your final answer up to the nearest whole number.) O A. 72,500 glass vases OB. 8,500 glass vases OC. 31,400 glass vases OD. 2,400 glass vases