Basic bond valuation. Complex Systems has an outstanding issue of $1,000-par-value bonds with a 12% coupon interest rate. The issue pays interest annually and has 16 years remaining to its maturity date.

a. if bonds of similar risk are currently earning a 10% rate of return, how much should the Complex Systems bond sell for today?

b. Describe the two possible reasons why the rate on similar-risk bonds is below the coupon interest rate on the Complex Systems Bond.

c. If the required return were at 12% instead of 10%, what would the current value of Complex Systems' bond be? Contrast this finding with your findings in part a and discuss.

Please show all work and include formulas. Please do not just show the calculator answer because I need to learn how to solve the problem by hand.