The following data is from the last two financial statements of Big W Corporation, whose effective tax rate is 35%. 2019 2018 Balance Sheet: Total Assets $32,000 $26,500 Common Stock 12,000 6,000 Retained Earnings 4,800 3,500 Income Statement: Depreciation Expense 2,000 Interest Expense 3,000 Income Tax Exp 9,000 Net Income 2,000 What is Big W Corporation's return on common shareholders' equity? A. 15.2% B. 13.5% C. 10.0% D. 11.9%