If 10-year T-bonds have a yield of 7.196,10-year corporate bonds yield 9.8%, the maturity riak premium on all ro-year bonds is 1.3%, and corporate bonds have a o.4\% liquidity premium versus a zero liquidity premium for T-bonds, what is the deffinit risli premium on the corporite bond? a. 2.30% b. 2.70% c. 3,10% d. 5.80% e. 1.00%