Suppose 10-year T-bonds have a yield of 5.05% and 10-year corporate bonds yield 8.60%. Also, corporate bonds have a 0.25% liquidity premium versus a zero liquidity premium for T-bonds, and the maturity risk premium on both Treasury and corporate 10-year bonds is 1.15%. What is the default risk premium on corporate bonds? a. 3.55% b. 3.80% C. 8.35% d. 3.30% e. 5.30%