Data Table A Current Assets = $150 Net Fixed Assets = $200 Accounts Payable = $50 Long Term Debt = $150 Equity = $150 Sales = $800 Costs = $600 Taxes = $68 Refer to Data Table A (above). Assume that costs, current assets, and accounts payable increase at the same rate as sales, but debt and equity do not. Also assume that 80% of net income is paid out in dividends, and the firm's fixed assets are being used at 90% capacity. The tax rate is constant. If sales grow by 20%, calculate external funds needed (EFN). [Choose closest answer] A. $28.32 B. $4.32 C. $18.32 D. -$15.68