ABC Inc. desires to maintain a capital structure of 80% equity and 20% debt. They currently have an effective tax rate of 30%. The company's cost of equity capital is 12%. To obtain their debt financing, they issue bonds with an interest rate of 10%. What is the company's weighted average cost of capital?

a. 8.0%

b. 10.4%

c. 11.0%

d. 11.6%