15. Excerpts from Clayton Company's December 31, 2018 and 2017 financial statements are presented below: Profit margin Asset turnover Inventory turnover Receivables turnover Total assets Total shareholder's equity 2018 2017 0.21 0.26 0.58 0.49 15.0 12.5 18.8 17.5 1,062,500 1,012,500 600,000 562,500 Clayton's 2018 return on shareholder's equity (rounded): A. 12.2%. B. 21.0%. C. 21.7%. D. 26.0%. E. 58.0%