Tidy Turf, Inc. provides housekeeping services. The following financial data have been provided Service Revenue $60,000 Cleaning Supplies Used 22,000 Wages Expense 20,350 Office Rent Expense 5,150 Depreciation Expense Machinery 550 Calculate the contribution margin and the contribution margin ratio. (Round your contribution margin to the nearest dollar, and your contribution margin ratio to two decimal places.) D 00) 2502 O A. $11,950; 19.92% OB. $39,650, 66.08% OC. $54,850; 91.42% OD. $17,650; 29.42% ,150 5350 950