Answer letter C only!

b. The bonds are selling for the following amounts: What are the expected rates of return for each bond? c. How would the value of the bonds change if (1) your required rate of return (rb) increased 2 percentage points or (2) decreased 2 percentage points? d. Explain the implications of your answers in part c in terms of interest rate risk, premium bonds, and discount bonds. e. Should you buy the bonds? Explain