Sally's Gift Baskets sells gift baskets, on average, for $125; each gift basket costs, on average, $60. Debby pays salaries each month of $1, 300 and her store rent is $1,000 per month. She also pays sales commissions of 5% of the sales price. In May, 140 gift baskets were sold. a. Prepare a traditional income statement for the month of May. b. Prepare a contribution margin income statement for the month of May