Cion. uur 15!L, LIUS Question 18 Which statement is correct about preferred stock and debt? When a corporate investor received $10 preferred dividend, only $3 is taxable. For the issuing firm, the tax treatments of (paying) coupons and preferred dividends are identical. O Normally, the after-tax cost of debt and the after-tax cost of preferred stock are equal. From investors' perspective, debt is riskier