plz answer earlier its urgent ,and i am stuck,show excel formulas and working plz

When should companies borrow capital, based on the "Du pont - Case Study"? A. When companies can invest the borrowed capital in projects that produce lower returns (compared to the cost of capital) B. When companies find projects that reduce poverty and hunger C When companies can invest the borrowed capital in projects that produce higher returns{compared to the cost of capital) D When companies find projects that are good for humanity BIBM co m pan y's Stock and Bond information is provided below: Bond Time to Maturity: 20-years; Annual Coupon Rate: 7.00%; PAR Value: $1,000; Currently trading at: $1,275.54 Preferred Stock Price: $64.00; Preferred Annual Dividend d: $3.50 Common Stock (Method 1) Equity Beta: 1.2; Risk-free Rate: 3.00%; Market Risk Premium: 6.00% Common Stock (M et hod 2) Long-run earnings growth: 7.00% Expected Dividend d (in one year): $2.10; Curr ent Stock Price: $57.66 The target cap it al structure of the company consists of 60.0'% Common Stock, 30.0% Debt, and 10.0% Prefer red Stock. How much is IBM'S Weighted Average Cost of Cap it al (WACC)? Enter your answer in the following format: 0.12341; Answer is between 0.073 and 0.0898 Hint #1: Cost of pre-tax debt is: 4.82%