Assume that return rate on TIP = 3%. Inflation rate is expected to be 6% in year 1,5% in year 2, and 4% thereafter. Also assume that all T-bonds are highly liquid and free of default risk. If 2-year T-bond yields 12%, what is the maturity risk premium? Select one: a. 3.5% b. 2.5% c. 1.0% d. 0.5% e. 1.5%