Take me to the text Marstar Company provides the following information for 2019: Do not enter dollar signs or commas in the input boxes. Round all answers to the nearest whole number. a) Prepare a contribution margin statement for the year using the variable costing method. \begin{tabular}{|l|l|l|} \hline \multicolumn{2}{|c|}{\begin{tabular}{c} Marstar Company \\ Contribution Margin Statement \end{tabular}} \\ \hline Revenues Year Ending December 31, 2019 \\ \hline Variable Costs: & & \\ \hline Beginning Inventory & $ & \\ \hline Variable Cost of Goods Manufactured & $ & \\ \hline Cost of Goods Available for Sale & $ & \\ \hline Ending Inventory & $ & \\ \hline Variable Manufacturing Cost of Goods Sold & $ & \\ \hline Variable Advertising Costs & $ & \\ \hline Contributed Margin & & $ \\ \hline Operating Expenses & $ & \\ \hline Fixed Manufacturing Costs & $ & \\ \hline Fixed Advertising Costs & & \\ \hline Income from Operations & & \\ \hline \end{tabular}