You have compiled the following data regarding the market value & the costs of specific capital sources

Source of CapitalAfter tax cost

Long term debt8%

Common stock equity 19%

Market price per share of your common stock is $50 & there are 7200 shares outstanding

Market value of your long term debt is $980 per bond with a total of 150 bonds that are issued

The WACC using the market value weights is:

a.11.7%

b.13.5%

c.15.8%

d.17.5%