Mock Corp. reported the following comparative balance sheets for the years-ended December 31 , 2020 and 2019 ("2020" and "2019", respectively); and the income statement for 2020: (Please round off your answer to two decimal places where applicable.) Non-current Liabilities Bonds payable Total Liabilities \begin{tabular}{ll} 3,000,000 & 3,000,000 \\ \hline 3,162,000 & 3,180,000 \end{tabular} Equity \begin{tabular}{lrr} Common Shares & 2,400,000 & 2,500,000 \\ Retained Earnings & 32,250 & 47,250 \\ \hline Total Equity & 2,432,250 & 2,547,250 \\ \hline \hline Total Liabilities and Equity & 5,594,250 & 5,727,250 \\ \hline \end{tabular} Income Statement Sales Revenue Cost of Goods Sold Gross profit 2,000,0002020(1,000,000)1,000,000 Operating expenses Depreciation expense (150,000) Loss on sale of building (400,000) Interest Expense (200,000) Income Before Tax (200,000) 50,000 Income Tax Expense (30\%) (15,000) Additional Information - Mock Corp. repurchased common shares in 2020 by paying $100,000 cash. - All interest expenses are related to the bonds payables. - Building costing $1,000,000 was disposed of during the year. No additional building was purchased. - Mock Corp. dedared and paid dividends to its shareholders in 2020. - Modk Corp. treats all dividend income and payments as financing actrities. The return on sales ratio for 2020 was: a. 3.50% b. 50.00% c. 42.50% d. None of the other alternatives are correct x e. 1.75%