The following information is available for the past year for a retail store Sales Sales Returns Markups Markup cancellations Markdowns Purchases (at cost) Purchases (at retail) Beginning inventory (at cost) Beginning inventory (at retail) $121.000 $1,000 $11,000 $1,000 $9,000 $40,000 $90,000 $34.000 $47.000 What is the cost-to-retail ratio to estimate the cost of ending inventory using the conventional retail method? (Round cost-to-retal ratios to four decimal places) O A 72 34% OB. 50,34% OC. 58.27% OD. 54.01%