Nautical manufactures flotation vests in Charleston, South Carolina. Nautical's contribution margin income statement for the month ended March 31, 2024, contains the following data: [Click the icon to view the cost information.) Read the requirements. Suppose Floatsie wishes to buy 4,100 vests from Nautical. Nautical will not incur any variable selling and administrative expenses on the special order. The Nautical plant has enough unused capacity to manufacture the additional vests. Floatsie has offered $11 per vest, which is below the normal sales price of $17. Requirement 1. Identify each cost in the income statement as either relevant or irrelevant to Nautical's decision. Requirement 2. Prepare a differential analysis to determine whether Nautical should accept this special sales order. (Enter decreases to revenue or increases to costs with a parentheses or minus sign.) Requirements 1. Identify each cost in the income statement as either relevant or irrelevant to Nautical's decision. 2. Prepare a differential analysis to determine whether Nautical should accept this special sales order. 3. Identify long-term factors Nautical should consider in deciding whether to accept the special sales order. Nautical Income Statement For the Month Ended March 31, 2024 Sales in Units Net Sales Revenue \$ 714,000 Variable Costs: \begin{tabular}{lr} Manufacturing & 210,000 \\ Selling and Administrative & 111,000 \\ \hline tal Variable Costs & 321,000 \\ \hline Ontribution Margin & 393,000 \end{tabular} Fixed Costs: Manufacturing 121,000 Selling and Administrative Total Fixed Costs 87,000 Anaratina Innoma \begin{tabular}{|c|c|c|} \hline Sales in Units & & 42,000 \\ \hline Net Sales Revenue & $ & 714,000 \\ \hline Variable Costs: & & \\ \hline Manufacturing & & 210,000 \\ \hline Selling and Admin & & 111,000 \\ \hline Total Variable Costs & & 321,000 \\ \hline Contribution Margin & & 393,000 \\ \hline Fixed Costs: & & \\ \hline Manufacturing & & 121,000 \\ \hline Selling and Administrative & & 87,000 \\ \hline Total Fixed Costs & & 208,000 \\ \hline Operating Income & $ & 185,000 \\ \hline \end{tabular}