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For which capital component must you make a tax adjustment when calculating a firm's weighted average cost of capital (WACC)? Equity Debt Preferred stock Perpetualcold Refrigeration Company (PRC) can borrow funds at an interest rate of 12.50% for a period of six years. Its marginal federal-plus-state tax rate is 25%. PRC's after-tax cost of debt is 9.38% (rounded to two decimal places). At the present time, Perpetualcold Refrigeration Company (PRC) has 20-year noncallable bonds with a face value of $1,000 that are outstanding. These bonds have a current market price of $1,181.96 per bond, carry a coupon rate of 13%, and distribute annual coupon payments. The company incurs a federal-plus-state tax rate of 25%. If PRC wants to issue new debt, what would be a reasonable estimate for its after-tax cost of debt (rounded to two decimal places)? (Note: Round your YTM rate to two decimal place.) 8.06% 7.25% 9.27% 6.45%