If 10-year T-bonds have a yield of 6.5%, 10-year corporate bonds yield 9.0%, the maturity risk premium on all 10-year bonds is 1.3%, and corporate bonds have a 0.4% liquidity premium versus a zero liquidity premium for T-bonds, what is the default risk premium on the corporate bond?

a. 2.90%

b. 2.50%

c. 0.80%

d. 2.10%

e. 5.20%