In: Finance
The solution require additional information about Probability of Default and Recovery Rate of different Ratings. But this question can be answered by eliminating the options.
Risk Free Rate is 1.5% and any corporate bond would carry a cost of Debt of respective Credit Spread + Risk Free rate.
So the cost of debt of specified rated bonds are as follows,
AAA : 1.5% + 0.5% = 2%
BB : 1.5% + 2.5% = 4%
B : 1.5% + 3.5% = 5%
Since BTS is rated AA which falls between AAA and BB, Option C 3.25% would be the correct answer.